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ΔΥΝΑΜΙΣ<br />

Th e Jo u r n a l o f T h e laro u c h e –ri e m a n n me T h o d o f Ph y s i c a l ec o n om i c s<br />

december 2008 Vol 3 No. 3


December 2008<br />

Vol. 3 No. 3<br />

www.seattlelym.com/dynamis<br />

EDITORS<br />

Peter Martinson<br />

Riana St. Classis<br />

Jason Ross<br />

LAROUCHE YOUTH<br />

MOVEMENT OFFICES:<br />

Boston, MA: 617-350-0040<br />

Detroit, MI: 313-592-3945<br />

Houston, TX: 713-541-2907<br />

Los Angeles, CA: 323-259-1860<br />

Oakland, CA: 510-251-2518<br />

Seattle, WA: 206-417-2363<br />

Washington, D.C.: 202-232-6004<br />

For submissions, questions, or<br />

comments, please email<br />

peter.j.martinson@gmail.com<br />

- or -<br />

rianaelise@gmail.com<br />

- or -<br />

jasonaross@gmail.com<br />

On the Cover<br />

Raphael’s<br />

Alba Madonna.<br />

An instant, which<br />

encompasses all eternity.<br />

ΔΥΝΑΜΙΣ<br />

Th e Jo u r n a l o f T h e laro u c h e -ri e m a n n me T h o d o f Ph y s i c a l ec o n om i c s<br />

2<br />

3<br />

26<br />

38<br />

41<br />

44<br />

48<br />

From the Editors<br />

The Calling of Elliptical Functions<br />

By Michael Kirsch<br />

On the Subject of ‘<strong>Insight</strong>’<br />

By Lyndon H. LaRouche, Jr.<br />

Third Demonstration of the Theorem<br />

Concerning the Decomposition of Integral Algebraic<br />

Functions into Real Factors<br />

By Carl Friedrich Gauss<br />

Letter from Carl Gauss to Wilhelm Bessel<br />

December 18, 1811<br />

The First Integral Calculus<br />

Johann Bernoulli<br />

Exclusive Interview: René Descartes<br />

What’s the Matter with Descartes?<br />

By Timothy Vance<br />

“...God, like one of our own architects, approached the task of constructing<br />

the universe with order and pattern, and laid out the indivitual parts accordingly,<br />

as if it were not art which imitated Nature, but God himself had looked<br />

to the mode of building Man who was to be.”<br />

Johannes Kepler<br />

Mysterium Cosmographicum


Editorial<br />

At the moment this issue of Δυναμις is being put to<br />

print, there is a vast, immediate battle being waged for the future<br />

of the human race. On the one side, Lyndon LaRouche is mobilizing<br />

a team of national governments to erect a new international<br />

credit system, based on the best aspects of the American System<br />

of Economics. On the other side, an old oligarchical empire, centered<br />

in London, England, is unleashing the terrorist hordes it has<br />

been fostering through the international drug trade for years, to<br />

preserve its power and create chaos, potentially leading to the assassination<br />

of America’s president elect.<br />

To think clearly in a time of crisis such as this, one needs<br />

to be creative.<br />

August of this year past marked an historic turning<br />

point in the development of the scientific capabilities of humanity.<br />

Concluding a month long seminar series on the conceptions<br />

associated with Carl Gauss’s discovery of the orbit of Ceres, the<br />

Gauss “Basement” team passed the baton to the next team, who<br />

was tasked with blazing the trail into Riemann’s conception of<br />

higher hypergeometries. Simultaneously, a selection of former<br />

Basement dwellers produced an hour long Δυναμις video, taking<br />

Harvard University, and the rest of so-called academia, to task,<br />

for graduating uneducated boobs (such as George W. Bush) into<br />

positions of influence in our society. This video, The Harvard<br />

Yard (http://www.larouchepac.com), presents a real history of<br />

Kepler’s discovery of our harmonic solar system, as opposed to<br />

the Newtonian witch-quackery of “action at a distance” heaped<br />

out in its place today.<br />

The new Riemann team has already made history, by<br />

making several new discoveries about Riemann’s early development.<br />

In looking back at Riemann’s own written draft manuscripts<br />

on Geistesmassen, or thought-objects, they found that<br />

several key sections had been kept out of the published version<br />

in his collected works, edited (selectively) by Heinrich Weber. In<br />

re-translating the entirety of Riemann’s writing on this subject,<br />

they put together an initial picture of how Riemann’s work on the<br />

mind informed his conceptions of related physical phenomena<br />

such as gravitation, light, heat, and magnetism, through to the<br />

end of his life.<br />

A crucial insight was made by the team leader, Sky<br />

Shields, who had begun investigating Wolfgang Köhler and his<br />

school of Gestalt Psychology. Köhler found that the mind does<br />

not assemble its ideas from small parts and sense impressions, but<br />

that all thoughts are derived from whole gestalts. In attempting<br />

to find a mapping between this activity of the mind and the human<br />

nervous system, he ran into a conceptual block which came<br />

from physics. Assuming that thoughts are just epiphenomena of<br />

mechanical or chemical (i.e. nonliving) processes in the brain,<br />

implicitly eliminates the possibility of a higher mental principle<br />

that can order lower thought phenomena. Köhler had thought that<br />

the most appropriate physical model, where a higher principle or-<br />

ders the lower, observed phenomena, was what Carl Gauss, and<br />

later Riemann, called potential. The 20th Century introduction<br />

and promotion of the science of little hard particles, called atomic<br />

science, had virtually replaced the study of potential.<br />

Köhler saw that the observed relationship between the<br />

mind and the senses can only exist in a universe composed of<br />

gestalts – which can, in cross section, be expressed as what we<br />

might call individual thoughts, much like a potential field expresses<br />

itself, in cross section, as the motion of the bodies in that<br />

field. This notion was in exactly the same spirit as Riemann, who<br />

declared that all of what we explain as “forces” are expressions<br />

of the motion of a space-filling matter, not a Newtonian war of<br />

nut-tugging.<br />

Nobody who thinks, really believes in the particles-acting-at-a-distance<br />

hoax, anyhow. It is merely a form of social control.<br />

To help break this control, the Riemann team has produced<br />

a video, called The Matter of Mind (http://www.larouchepac.<br />

com), laying out the argument that, only the science from Kepler<br />

through Gauss, Riemann, and Köhler is real – the other stuff is<br />

what makes slaves.<br />

During the transition to the Riemann team, one of the<br />

outgoing members of the Gauss team, Michael Kirsch, prepared<br />

a report about the conceptual history of elliptical functions, from<br />

Nicholas of Cusa up through Gauss and Riemann. His report<br />

forms the centerpiece of this issue of Δυναμις, and is supplemented<br />

by translations of Carl Gauss’s third proof of the Fundamental<br />

Theorem of Algebra and a letter he wrote to his student Bessel<br />

on the true nature of physical functions, and also a translation<br />

of Johann Bernoulli’s first lecture on the integral calculus. Also<br />

included is a report written by Lyndon LaRouche, to aid in clarifying<br />

a crucial issue in how humans generate discoveries. Last,<br />

Δυναμις has obtained an exclusive interview with none other<br />

than René Descartes.<br />

The reader should be reminded, that the reports contained<br />

inside Δυναμις represent the rebirth of true science, which<br />

has virtually died out over the past century. The true mission of<br />

a young person today, must be to become a true scientist (which<br />

also means learning how to perform classical choral counterpoint).<br />

The next real scientific breakthroughs must be made in<br />

this generation, and not wait for some distant point in the future.<br />

The survival of the human race depends on breakthroughs in our<br />

understanding of the universe, so don’t waste your time. Anybody<br />

can read a popular science magazine, but it was only a few<br />

driven individuals who went further than anybody else ever had.<br />

Peter Martinson<br />

Riana Nordquist<br />

Jason Ross<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

2


The Calling of Elliptical Functions<br />

Kirsch<br />

The Calling of Elliptical Functions<br />

How a Lemniscate is Not Other than a Riemann Surface<br />

Michael Kirsch<br />

Hear now from those who sought to tame the principles<br />

of transcendental physical pathways, bringing into<br />

mankind’s understanding the principles which were<br />

uncertain.<br />

Gauss’s discovery of the characteristics of functions,<br />

related to those processes which Johann Bernoulli defined as elliptical,<br />

and Riemann’s later explicit reworking of his concept of<br />

an elliptical function, led to a new degree of conceptual freedom<br />

for mankind—an ability to understand that the reality of a process<br />

can be understood by the internal unseen characteristics of the<br />

process itself, rather than by any predicates.<br />

The importance of this realization, is that it defines the<br />

historical arc of investigating transcendental processes of nature,<br />

as a continous development of demonstrating the human mind’s<br />

ability to conceive of invisible principles in their own domain,<br />

without depending on false shadows and images. This is not to<br />

say that the invisible principles are now seen, sensed, or even understood<br />

directly, but rather, the principles are come to be known<br />

not in terms of what effects they produce, but how those effects<br />

are produced.<br />

The specific principle here goes far beyond the subject<br />

matter involved; it is as Kepler’s captive, the physical pathway<br />

of the Mars orbit, which, when brought into the understanding of<br />

the human mind, is applied to increase mankind’s power and effectiveness.<br />

Just as certain principles, when applied to society as<br />

a whole, have the effect of increasing the power of labor through<br />

technological advancement, this principle of understanding how<br />

processes can be known and conceptualized, is as important as it<br />

is extensive.<br />

This important realization defines a continuity through<br />

the foundation of modern science to its maturity. It leads one to<br />

understand something fundamental about the human mind, why<br />

it must be defended, and why civilization’s main object is the<br />

pursuit of its development.<br />

The Foundation of Modern Science<br />

Cardinal Nicolas of Cusa defined the method of investigating<br />

processes in his dialogue On Not-Other. The following<br />

reasoning from his dialogue serves to introduce his concept:<br />

What causes us to know, what most gives us knowledge<br />

of the world? Definition. How is definition known? The definition<br />

is expressed from the defining of a thing---definitions define<br />

all things. And if definition defines everything, does it not define<br />

itself? Then the definition defining everything is not other than<br />

the defined.<br />

What Cusa presents to the reader of On Not-other, is<br />

that principles of nature, such as light, or heat, define themselves.<br />

From this characteristic, principles do not have pieces from which<br />

they are made; they are indivisibles, units. The distinguishing<br />

character of men then becomes whether they, in investigating the<br />

effects of light, for example, keep their mind on the principle of<br />

light which shares in this Not-other characteristic, that of being<br />

self-defined. Only those who ask, “What is the cause of this process,”<br />

can come to discover this characteristic, a realization only<br />

obtained by having a clear concept of the cause.<br />

The history of modern science is founded upon this<br />

method.<br />

The lack of this approach is due to the fact that it has<br />

been replaced by a priori assumptions about physics, geometry,<br />

and mathematics; their presence acts in such a way, that although<br />

there have been many discoveries which have overthrown these<br />

assumptions, the shackles are continually re-fastenend, and new<br />

discoveries are re-stated in terms of the old ones, re-explained by<br />

what was known before.<br />

Like the old flame that keeps translating you back into<br />

the person which their fantasy first thought up when you just met,<br />

for the reductionists, nothing is really new.<br />

The Error of Archimedes<br />

This method of approach was founded in Cusa’s correction<br />

of the error of Archimedes in his attempt to square the<br />

circle.<br />

Cusa shows in his paper, On the Quadrature of the Circle,<br />

that the curvatures of the angles inside and outside the circle<br />

have an invisible difference which nonetheless exists, an essential<br />

characteristic which is the result of the kind of action which<br />

generates a circle, as the action which Kepler discovered generates<br />

the ellipse corresponded to a physical relationship present at<br />

every infinitesimal moment of the orbit. This defines the curved<br />

and straight lines partaking in those angles, as incomparable with<br />

one another.<br />

After noting this ‘species’ difference, he shows that from<br />

straight lines, it is impossible to determine the radius of a circle<br />

which would have an equal perimeter to a triangle, but, that one<br />

can come seemingly very close. This error of precision is pointed<br />

out by him as fundamental to the way in which the human mind,<br />

seeking to measure truth, must approach principles. 1<br />

1 “The measure with which man strives for the inquiry of truth has no<br />

rational proportion to Truth itself, and consequently, the person who<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

3


Cusa wrote later in his<br />

Theological Complement, that<br />

the defining difference of his approach<br />

with Archimedes’ is based<br />

on the fundamental distinction<br />

between the rational and intellectual<br />

parts of the mind. He states<br />

in that location, that the gravest<br />

mistake of Archimedes was his<br />

reliance on his rationality to measure<br />

a principle only graspable<br />

in his intellect; the problem was<br />

not that in his mind he sought to<br />

measure the circle with a straight line, but that he endeavored to<br />

manifest this rationally. 2<br />

His point is best expressed by two different responses to<br />

the following question: how do you find the perimeter of a circle,<br />

whose measure is a straight line?<br />

Archimedes’ reply was to use an exhaustive method of<br />

approximation through bisection of arcs in comparing the straight<br />

to the curved. Cusa, however, answered that the real circle whose<br />

area is measured by a straight line exists only in the infinite.<br />

“The ancients sought after the squaring of a<br />

circle. 3 If they had sought after the circularizing of<br />

a square, they might have succeeded…a circle is not<br />

measured but measures… Given a finite straight-line,<br />

a finite circular-line will be its measure.<br />

“Thus, given an infinite circular line, an infinite<br />

straight-line will be the measure of the infinite<br />

circular-line… Because the infinite circular line is<br />

straight, the infinite straight-line is the true measure<br />

that measures the infinite circular-line…<br />

“Therefore, the coincidence of opposites is as<br />

is contented on this side of precision does not perceive the error.<br />

And therein do men differentiate themselves: these boast to have<br />

advanced to the complete precision, whose unattainability the wise<br />

recognize, so that those are the wiser, who know of their ignorance.”<br />

Nicholas of Cusa, from Toward a New Council of Florence, translated<br />

by William F. Wertz, Jr. (Schiller Institute: Wasthington, DC<br />

1993)<br />

2 Cusa writes: “But the coincidence of those features in every polygon<br />

in terms of a circle, ought to have been sought intellectually; and<br />

[then those inquirers] would have arrived at their goal.” The rationality<br />

determines the properties of a subject, such as a radius of a<br />

sphere, or the geometrical properties of a curve. The intellect, can<br />

conceive of the concept of an infinite sphere, where the center and<br />

circumference coincide, or, as the infinite circle, whose measure is a<br />

straight line. Cusa, ibid.<br />

3 Such as Archimedes<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

the circumference of an infinite circle; and the difference<br />

between opposites is as the circumference of a<br />

finite polygon.” [emphasis added]<br />

Cusa’s solution is outside the comprehensibility of the<br />

rational, but exists in the intellect; in conceiving of the essence<br />

of a thing, the intellect brings the relations between different species<br />

to clarity; bringing the boundaries of a species into the understanding,<br />

it thereby illuminates the concept of a generating<br />

principle. 4<br />

In other words, a process such as a circle is the projection<br />

of an unseen principle, and thus the essence determining its<br />

uniqueness will be unseen. This process is known to the mind, not<br />

by describing the process (the arc of the circle), with its effects<br />

(the straight lines of the polygon), but only through the paradox<br />

of the infinite. Cusa’s concept of the infinite is that the mind must<br />

ascend to the generating principle, the principle of the not-other,<br />

to see that the principle of the circle defines itself.<br />

1. Descartes’ Fraud<br />

Holding this approach of Cusa in the mind, travel forward<br />

to beyond Kepler’s rigorous demonstration of Cusa’s method<br />

for the elliptical orbit, his own paradox in measuring such a<br />

curve, and his discovery of universal gravitation bounding the<br />

system of our sun. 5<br />

In his New Astronomy, Cusa’s follower Johannes Kepler<br />

had uncovered the physical paradox of constant change in the<br />

universe. This paradox he captured by determining the constant<br />

physical relationship governing the relation between the physical<br />

cause of the sun, and the sense perceptible observations of Tycho<br />

Brahe. As this relationship was found to take the form of an ellipse,<br />

it was accompanied by a problem he called upon future<br />

geometers to solve.<br />

In the aftermath of Kepler’s mortal death the networks<br />

of Descartes had attempted to remove the method of investigating<br />

physical paradoxes. By means of his limited powers of mind,<br />

Descartes announced a ban on such physical paradoxes as Kepler<br />

left for geometers, or, what he termed, ‘mechanical’ problems.<br />

4 Cusa had made this point in De Docta Ignorantia when he<br />

brought the infinite to mathematics. Cusa used the example of the<br />

infinite line to demonstrate that the maximum is in all things and all<br />

things are in the maximum. Each finite line could be divided endlessly<br />

and yet, a line would always remain. Thus the essence of the<br />

infinite line was in a finite line. Likewise each line, when extended<br />

infinitely, became equal, whether it was 4 feet or 2 feet. Thus the essence<br />

of each finite line was in the infinite line, although participated<br />

in by each finite line in different degrees. Here, the circle is in every<br />

polygon, in such a way that each polygon is in the circle. “The one<br />

is in the other, and there is one infinite perimeter of all.” http://cla.<br />

umn.edu/sites/jhopkins/DI-I-12-2000.pdf<br />

5 See http://www.wlym.com, and the LaRouche PAC video The<br />

Harvard Yard<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

4


“Probably the real<br />

explanation of the refusal of<br />

ancient geometers to accept<br />

curves more complex than<br />

the conic sections lies in<br />

the fact that the first curves<br />

to which their attention was<br />

attracted happened to be the<br />

spiral, the quadratrix, and<br />

similar curves, which really<br />

do belong only to mechanics,<br />

and are not among the<br />

curves that I think should be<br />

included here [in geometry],<br />

since they must be conceived<br />

of as described by two separate<br />

movements whose relation<br />

does not admit of exact<br />

determination.” 6 [emphasis<br />

added]<br />

This means that geometry<br />

was not to be used in determining<br />

physical paradoxes. But, to say you can’t use geometry is<br />

to say you can’t know it, since geometry is the means by which<br />

we come to measure what something is and is not.<br />

Gottfried Leibniz, who like Kepler before him, had been<br />

in training to be a priest before devoting himself to the study<br />

of mathematical physics, exposed this fraud. The ‘mechanical’<br />

curves, as Descartes defined them, were indeed constructible, but<br />

only by rising above the assumptions of Descartes.<br />

Leibniz’s reply was the following:<br />

“If you wished to trace geometrically (that is<br />

by a constant and regulated motion) the Archimedean<br />

spiral, or the Quadratrix of the Ancients, you could do<br />

it without any difficulty by adjusting a straight line to a<br />

curve, in such a way that the rectilinear motion would<br />

be regulated from the circular motion. And that is why,<br />

contrary to what Descartes has done, I will not exclude<br />

such curves from geometry, because the lines which<br />

are so described are exact, and they involve properties<br />

which are very useful, and are adapted to transcendental<br />

magnitudes.”[emphasis added]<br />

In an earlier letter on the subject to Antoine Arnauld in<br />

1686, Leibniz further elaborates and clarifies this sentiment, saying<br />

that his new method provides the means of reducing transcendental<br />

“curves to calculation, and I hold that they must be<br />

received into geometry, whatever M. Descartes may say.<br />

“My reason is that there are analytical prob-<br />

6 From The Geometry of Rene Descartes Translated by Smith<br />

and Latham<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

lems which are of no degree…e.g. to cut an angle in<br />

the incommensurable ratio of one straight line to another<br />

straight line….” 7 “… I show that the lines which<br />

Descartes would exclude from geometry depend upon<br />

equations which transcend algebraic degrees but are<br />

yet not beyond analysis, nor geometry. I therefore call<br />

the lines, which Descartes accepts, algebraic, because<br />

they are of a certain degree in an algebraic equation.<br />

The others I call transcendental.” [emphasis added]<br />

Circular and Exponential Transcendentals<br />

What made Leibniz’s method of constructing transcendentals<br />

with geometry possible, was, that unlike Cartesian geometry,<br />

which treats a geometrical image as a self-evident fixed object,<br />

Leibniz discovered the characteristic of change of a process<br />

to be its most essential nature. With this conception, combined<br />

with experimentation by means of moments of change in the geometry,<br />

the mind can discover patterns and lawfulness that lead<br />

to a realization about the constant relationship which is present at<br />

every moment of change, one that exists in each infinitesimally<br />

small interval, guiding the process of the sense perceptible effect.<br />

Inversely, the curve could then be constructed as an expression of<br />

that relationship acting as though infinite to each moment of generation<br />

of the curve, as from above. From this, the curve is known<br />

not as an a priori sense perceptible object, but as an expression of<br />

the unfolded relationship maintained at every moment. 8<br />

7 See Box 1<br />

8 See Box 2. A basic demonstration of the application of infinitesmal<br />

calculus can be easily be understood by means of the simple<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

Box 1<br />

Bernoulli shows an example of Leibniz’s description of this transcendental relation<br />

in his lectures on the integral calculus. Since the expression for the circumference of<br />

a circle is 2 times Pi times the radius of the circle, then two circles, having radii which<br />

are in proportion to each other as two lines which are incommensurable, such as 1 and<br />

square root of 2, will have perimeters which are likewise incommensurable.<br />

Imagine a cycloidal curve, produced<br />

by two circles in such a relationship<br />

described, one rolling about the other.<br />

In such a case there will be no number<br />

of times the rolling circle will come back<br />

around to the same position, such that it<br />

would trace out a finite number of cycloidal<br />

curves; rather an infinite number of<br />

curves will be traced. The consequence of<br />

this is that an equation produced by the<br />

intersection of a line with these infinite<br />

number of curves will have an infinite<br />

number of roots, be of infinite degree, i.e.<br />

transcendental, and non-algebraic.<br />

5


This geometrical differential<br />

of change blasts the empiricism<br />

of object-fixated analysts 9 , and defines<br />

the calculus as a language of<br />

change, capable of communicating<br />

ideas about indivisible principles<br />

which lay invisible to processes,<br />

and yet exist as their cause.<br />

As a corollary of this general<br />

method, Leibniz showed how<br />

such ‘transcendental’ and other<br />

curves could be constructed by different<br />

means, for example, not directly,<br />

but by the quadrature of geometric<br />

curves.<br />

geometric parabolic and hyperbolic curves.<br />

9 Anal-ists<br />

Box 2a<br />

The equation for the parabola<br />

is ob = cb 2 .<br />

ob = oa<br />

oa' = ob'<br />

If cb = w and oa = z, then w:2<br />

z::dw:dz<br />

Since z = w 2 , then dz = 2 w<br />

dw, which is the expression<br />

for d(z) =d(w 2 ) . The rela-<br />

tionship cb<br />

2oa<br />

is maintained for<br />

any tangent to the parabola.<br />

Inversely, the constant expression<br />

of that relationship<br />

is the parabola.<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

Box 2b<br />

Take the hyperbola (top diagram). What<br />

is the equation for finding the simple com-<br />

mensurable points of the curve?<br />

Y = X−1 then 1<br />

X<br />

or Y = 1<br />

X<br />

is to 1 as 1 is to X, or 1<br />

X<br />

So if Y = 1<br />

X<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1<br />

1 = X<br />

. For<br />

example, if X = 4, then ¼ is to 1 as 1 is to<br />

4<br />

Think, what is the geometric relation<br />

of this curve?<br />

It is such that it always has 1 or a<br />

constant as the geometric mean between<br />

X and Y.<br />

Therefore, how do you create a<br />

geometric mean?<br />

Have you ever doubled a<br />

square?<br />

If yes, then you know what a<br />

geometric mean consists of and therefore<br />

will know where the constant would be<br />

between X and Y on the hyperbola.<br />

Did you figure it out yet?<br />

Ahh, well, I’ll give you the answer.<br />

It’s at half the angle between X and<br />

Y (in the top diagram, it is 45°). If you<br />

don’t know why, double a square, until<br />

you create a spiral. Then look at the properties<br />

of the spiral.<br />

This then remarkably gives us<br />

not only any X and Y relation, but also<br />

a tangent to the hyperbola of ½ X and Y,<br />

meaning that the point of the curve which<br />

is the tangent is at the coordinate ½ X<br />

and ½ Y (see the top diagram, in this case<br />

it is 2 for X and ⅛ for Y)<br />

Lets translate this now into mathematical<br />

mumbo jumbo and see why this<br />

works out according to Leibniz’s calculus<br />

of differential. Supposedly, the curve we found is the tangent, which means that it is<br />

the characteristic triangle of the curve or the dy<br />

dx = in X−2 terms of mathematics.<br />

Now, by way of the mathematics of the calculus, we know that the differential<br />

of Y = 1<br />

X is dy = X−2 dx or dy<br />

dx = X−2 . We also see that the triangle we find<br />

geometrically as the tangent has a length of X and a height of X−1 ; which means<br />

that the proportion is 1<br />

X 1<br />

dy<br />

1 = . But our calculation says that X dx = X−2<br />

That’s ok, because its actually X−2 over 1, which we find is a similar triangle<br />

(bottom diagram) to 1<br />

X 1<br />

1 = X .<br />

1<br />

1<br />

6


Leibniz’s notation<br />

for the integration<br />

of curves showed<br />

that the expression for<br />

both the quadrature of<br />

the hyperbola and the<br />

arc length of a circle,<br />

as Cusa had indicated<br />

earlier, was indeed<br />

transcendental, and<br />

not able to be integrated<br />

algebraically 10 ;<br />

however, although<br />

transcendental, the<br />

integrals of the circle<br />

and hyperbola could<br />

be related to the physical<br />

function to which<br />

they correspond, and<br />

used to construct other<br />

transcendentals related<br />

to them. Therefore,<br />

although they<br />

themselves were not<br />

algebraically solvable<br />

with the Leibniz<br />

method of integration,<br />

the functions were<br />

known, and thus the<br />

concept of the construction<br />

was clear.<br />

In this way<br />

curves, such as conchoids,<br />

could be<br />

constructed from an<br />

equivalent area made<br />

up of a hyperbola and<br />

a circle, or, many oth-<br />

er transcendental curves, such as the exponential curve, could be<br />

constructed with two simultaneous actions.<br />

Maintaining a relationship between a constantly grow-<br />

10 The concept of integration depended on the relationship between<br />

the function and its change at every moment. Without such<br />

a relationship, the integral could not be found, e.g., in Box 4, the<br />

differential of the quantity under the square root, –2 x dx, is not the<br />

differential part of the expression, that is dx, and thus there is no<br />

means to integrate the expression, since there is not a direct relation<br />

between a quantity and its differential. (See Bernoulli’s Lectures on<br />

the Integral Calculus, Translated By Bill Ferguson, in this issue of<br />

Δυναμις.) For certain algebraic functions, many methods were used<br />

to solve integrals; however, for the transcendental curves, the only<br />

recourse was the ability to relate the differential to the actual function<br />

to which it corresponded.<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

Box 3<br />

Bernoulli shows that the exponential curve,<br />

a transcendental of no degree, can be constructed by<br />

means of the quadrature of the hyperbola.<br />

Starting with the equation for the curve of constant<br />

subtangent(the characteristic of the exponential<br />

curve), dw:dz :: w:a, one sets up the equality a dz = a2 dw: w.<br />

Bernoulli then shows that when the equality of<br />

this relationship is maintained through all possible values<br />

of z and w, the exponential curve will be constructed.<br />

The integral � a2dw : w = az . To construct<br />

the left side of the equation, the z axis of the<br />

hyperbola has the lengths, a2<br />

w . This multiplied by<br />

the infinitesimally small change in w, gives us the area under the hyperbola. The area of the<br />

hyperbola grows arithmetically in proportion to the geometric growth of the w axis (as investigated<br />

by St. Vincent de Gregoire, 1 to<br />

whom Leibniz gives credit as one of his<br />

three major inspirations.) The right side<br />

of the equation, a dz, is a simple rectangular<br />

growth, whose sum would be az, a<br />

constant times the z azis.<br />

This area az maintaining its<br />

equality to the area of the quadrature<br />

of the hyperbola sum of a2 dw : w, will<br />

therefore, in arithmetic rectangles along<br />

the z axis, project geometric growth in<br />

the w axis, which is the exponential<br />

curve.<br />

So, the sum of a2 dw : w, the<br />

quadrature of the hyperbola, is the logarithm<br />

of w, that is, the logarithm of the<br />

geometric growth, w.<br />

1 See Bill Ferguson’s article, in the Upcoming Issue of Dynamis for more on St. Vincent.<br />

ing quadrature of one geometric curve on one axis, and the<br />

equality of a rectangular area on the other axis, produces two<br />

simultaneous actions which construct the relation on which the<br />

transcendental curve depends. An example of such a construction<br />

of a transcendental curve is the method of constructing the exponential<br />

curve by means of the quadrature of the hyperbola (Box<br />

3).Within this method, for calculation, the arclengths closely related<br />

to the quadrature of the circle could be converted to Arcsine<br />

and Arccosine, while the quadrature of the hyperbola could be<br />

converted to logarithms. This method, related to a whole class of<br />

transcendentals, was able to solve many problems not otherwise<br />

solvable using the algebraic rules of the integral calculus. 11<br />

11 See Box 4 and 5<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

7


Physical Transcendentals<br />

With this understanding<br />

of the infinitesimal<br />

calculus, the understanding<br />

of how to conceptualize<br />

processes, such as Cusa had<br />

indicated much earlier, was<br />

brought to a higher degree<br />

of maturity; however, the<br />

real breakthrough for science<br />

came with Leibniz’s<br />

investigation of physical<br />

transcendentals. The<br />

boundary of this domain of<br />

transcendentals was defined<br />

by the investigation of the<br />

physical principle existing<br />

ontologically outside the<br />

domain of the ‘geometric’<br />

transcendentals.<br />

This superior<br />

campaign waged by Leibniz<br />

in the method of conceptualizing<br />

processes, and<br />

capturing them for mankind,<br />

necessilarily leads<br />

us to introduce what may<br />

seem to some, an unrelated<br />

subject.<br />

Leibniz had taken<br />

Box 4<br />

CONVERTING ARC LENGTH OF CIRCLE TO<br />

RADIANS<br />

�<br />

adx<br />

vπ<br />

s = √ =Arc Cosine x =<br />

a2 − x2 360◦ 1<br />

as = Quadrature of the Circle<br />

2<br />

1<br />

as = Quadrature of the Circle<br />

2<br />

s = Arc length ofCircle<br />

s = Arc length ofCircle<br />

AB = a, a =1<br />

AC = x<br />

CD = y = √ 1 − x 2<br />

it upon himself personally, since leaving Paris in 1676, to wipe<br />

out the interrelated Cartesian fraud which pertains to the domain<br />

of physics. It is Descartes’ religious belief, that there is nothing in<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

ABD = 1<br />

�<br />

2<br />

The expression for the arc length of the circle cannot be<br />

algebraically integrated using the rules of the integral<br />

calculus; this underscores its transcendental nature,<br />

as there is no way to capture the true meaning of the<br />

arc length by means of the sine and cosine expressed as<br />

the algebraic magnitude, x. What is shown here, is that<br />

the expression for the arc length can be simply turned<br />

into a certain amount of radians which are equal to<br />

the arc length. This is not ‘solving’ the integral from<br />

within the functions, but rather, simply stating what<br />

the arc length equals in terms of the circle itself. It is,<br />

in a sense a tautology: the arc length equals the arc<br />

length. This is easily seen if one substitutes Cosine v for<br />

x in the integral expression for s; the ratio of the value<br />

for d(cos υ)a : √ a 2 − cos υ 2 becomes simply dv, thus,<br />

υ = � dυ . As an example, if the angle is 60°, then the arc<br />

length in radians is π<br />

3.<br />

dx<br />

√ x 2 − 1<br />

Box 5a 1<br />

Now, for an Equilateral Hyperbola AC = CH.<br />

AH =(HC) √ 2 AF = x+√x2 √ −1<br />

2<br />

But, for this axis, since AB is taken as the constant<br />

log 1 √ 2 must be subtracted.<br />

Thus: 3<br />

FH = (IH)<br />

√ 2<br />

AG = 1 √ 2<br />

Since AF*IF = AG*BG, then ABG = ADE and<br />

thus, ABD = IFBG. 2<br />

IFBG =<br />

By Box 3:<br />

1<br />

� �<br />

dw 1 dx<br />

=<br />

2 w 2 x2 = ABD<br />

− 1<br />

�<br />

1 dw 1<br />

= log w<br />

2 w 2<br />

1 For more on the relation between definite integrals<br />

and logarithms, see Bill Ferguson’s article, which<br />

will appear in a future issue of Δυναμις, for a more<br />

generalized study of definite intergrals involving the<br />

hyperbola and logarithms.<br />

2 Here, log w means the natural logarithm.<br />

3 See Box 5b<br />

bodies which is not contained in extension, for which he is falsely<br />

praised. With Descartes’ science of ‘extension’, substance (in<br />

the sense of Plato, Cusa, and Kepler) was banned from thought.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1<br />

1<br />

1<br />

2<br />

� w<br />

1<br />

dw<br />

w<br />

�<br />

1<br />

= log w − log<br />

2<br />

1<br />

�<br />

√ =<br />

2<br />

1<br />

2 log (w√2) Therefore:<br />

log (x + � x2 �<br />

− 1) =<br />

dx<br />

√ x 2 − 1<br />

8


Box 5b<br />

Here, it is quite easy to see, that log w + log ww = log<br />

www. What is more, it is generally true that log b +<br />

log d = log (bd)<br />

e a = b, a =log b<br />

e c = d, c =log d<br />

log b +log d<br />

=log e a +log e c<br />

=log e (a+c)<br />

=log [(e a )(e c )]<br />

=log (bd)<br />

He held that all phenomena are only modifications of extension<br />

and should be explained by their properties, such as form, position,<br />

and motion---explaining all phenomena in terms of sense<br />

perceptible quantities. This “salvation from mysticism” 12 must<br />

be understood, as having been done with a full consciousness of<br />

Kepler’s already established method for defining causes beyond<br />

extension.<br />

Descartes doctrine of extension thereby reduced the<br />

study of bodies in motion to purely geometric analysis, as Ptolemy<br />

had done before him. Causes were, not outrightly ‘denied’, but,<br />

in end effect, located, without reason, in the bodies themselves;<br />

‘causes’ explained by mathematical laws such as Descartes rules<br />

for motion or Ptolemy’s epicycles. 13 In this way, no experiments<br />

12 It is common jargon, that Descartes modernized physics to<br />

have replaced what was seen as the ancient Greek, mystical explanations<br />

of the ‘substance’ of bodies.<br />

13 This is an entirely different meaning of ‘self-defined’. From<br />

Descartes’ reasoning one might be led to believe that after mankind<br />

was freed from his body, they would be free from his ideas. If only<br />

this were so in the case of Descartes! (See Δυναμις exclusive interview<br />

with Descartes, this issue) For a concise exposition of the<br />

absurdity of Descartes’ rules of motion based on his maxim, the<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

are necessary in physics, but rather, everything is deduced from a<br />

priori axioms about geometry.<br />

This is the battle field upon which Leibniz must be understood.<br />

Taking this into account, we will look at two physical<br />

transcendentals, one which ontologically defined the whole domain<br />

of transcendentals just discussed, and a second, posed by<br />

Leibniz, which leads us into the discoveries of Gauss and Riemann.<br />

2. Experimental Metaphysics<br />

It is important to make the point here at the outset, that<br />

the following detailed elaboration, seeming to some as an extended<br />

tangent to our current arc of thought, is in fact a crucial<br />

element defining the entire pathway of our methodological discussion.<br />

Leibniz’s method, described above, of finding the relationship<br />

maintained throughout the curve – the differential relationship<br />

– took on a different challenge in application to the<br />

catenary, the curve formed by a hanging chain. 14 As with curves<br />

such as the parabola, a constant relationship is sought which is<br />

present throughout the curve; however, in the case of the hanging<br />

chain, the constant relation is a physical one, not geometric.<br />

The catenary is formed by the tension between two tensions:<br />

the weight of the chain tending in the vertical direction 15 ,<br />

and the horizontal tension amongst the links themselves. The<br />

distance between the end links that hang the catenary defines the<br />

amount of horizontal tension that exists throughout the chain,<br />

and thus the differentiation between catenaries for any particular<br />

length of chain.<br />

Through physical experiment, the proportion of vertical<br />

and horizontal tension at a given point in the chain is found to be<br />

directly related to the direction which the chain is tending at that<br />

point. What is added to this derived fact, is the most essential<br />

property of the catenary: the horizontal tension is constant for<br />

any one particular catenary hung between two points, regardless<br />

of the amount of chain that is removed.<br />

These experimentally derived relations lead the physicist<br />

to traverse from the seen to the unseen, in order to investigate<br />

quantity of motion, see the October 2006 of Dynamis: Experimental<br />

Metaphysics, Kirsch, Yule, ft: 17. Also, in the same Issue, Inertia of<br />

Descartes Mind, Ross. See Fermat Book on Light, Ross.<br />

14 Jacob Bernoulli, posed this challenge at the end of his response<br />

to Leibniz’s Isochrone challenge of 1689, which was put forward<br />

to expose the Cartesian fraud in physics and geometry.<br />

15 There are assumptions brought to investigating physical<br />

curves from geometry with which we must dispense. First of all,<br />

directions are not arbitrary, lying on an infinite space of many directions,<br />

rather, they are physically defined. What is down? Down<br />

corresponds to the direction which a weight falls, and horizontal is<br />

that which is perpendicular to a falling weight. Any other definition<br />

is arbitrary.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

9


the changing relation at every moment of change. If the direction<br />

at two moments of the chain are extended by means of tangents,<br />

and the weight of the chain is placed where the tangents meet, the<br />

problem of measuring the relation, of horizontal and vertical tension<br />

in the chain, can be turned into another relation proportional<br />

to trigonometric functions created by the tangents. 16<br />

Employing this, a unique singular moment where the direction<br />

of one of the tangents is completely horizontal, turns the<br />

just mentioned relation into one relating the vertical tension of<br />

16 See Box 6<br />

Box 6a<br />

Box 6b<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

the whole chain, to the horizontal tension. 17<br />

The physical relationship of tensions guiding<br />

the change in direction at every moment of the<br />

curve is discovered: for any given length of chain,<br />

the proportion which represents the vertical and horizontal<br />

slope of the curve at that point, is equal to the<br />

proportion of the weight of the chain to the constant<br />

horizontal tension. 18<br />

Once the physical differential was discovered,<br />

both Leibniz and Johann Bernoulli saw its relation<br />

to the quadrature of the Hyperbola. From there<br />

however, their methods were entirely different.<br />

The most essential characteristic of the<br />

curve, the constant horizontal tension, makes the<br />

catenary the best expression of how nature performs<br />

the least action pathway in traversing space, thus defining,<br />

in its expression, the curvature of gravity and<br />

tension in bodies moving around the sun. This characteristic<br />

plays the main role in unfolding the unseen,<br />

physical paradox of this curve of least action. Here<br />

we come<br />

to the moment<br />

of<br />

inflection<br />

which leads to<br />

a completely<br />

new, ontologically<br />

defined<br />

geometry.<br />

H o w<br />

do you define a<br />

process? With<br />

what axioms do<br />

you approach<br />

an unknown<br />

process in order<br />

to measure it?<br />

The discovery<br />

of the catenary<br />

allows none.<br />

What is the algebraic<br />

relationship<br />

which defines the<br />

coordinates? Here, there<br />

are none to be found. As<br />

Carl Gauss would later<br />

demonstrate the method<br />

17 See Box 6b<br />

18 See Box 7. The constant horizontal tension represented by the<br />

letter a, can be derived experimentally with a pulley attached to the<br />

bottom link of the chain, or, as will be shown below, geometrically,<br />

once the physical principle is clear.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

10


The Calling of Elliptical Functions<br />

Kirsch<br />

of ‘intrinsic<br />

curvature’ in<br />

his method of<br />

d e t e r m i n i n g<br />

the curvature<br />

of a surface,<br />

the principle<br />

of the catenary<br />

can only be<br />

d i s c o v e r e d<br />

through utilizing<br />

the physical<br />

relations of the<br />

curve, dumping<br />

all axiomatic<br />

systems in the garbage.<br />

Going to the immediate point: how would one measure<br />

the height of a catenary? In order to measure the coordinates<br />

of the curve, where does one place the abscissa, the horizontal<br />

line beneath the curve? Should it be tangent to the bottom point?<br />

Somewhere below? If so, where?<br />

There is only one non-arbitrary distance below the curve<br />

to construct and measure the changing heights of the catenary:<br />

the length, one. But what length is one? The relation of vertical<br />

and horizontal tensions in the chain, to the vertical and horizontal<br />

direction, leads to a singularity at a tangent of 45°, where the proportion<br />

of vertical and horizontal direction is equal to one. 19 This<br />

length of chain is thus equal to the constant horizontal tension,<br />

the unit length, defined by the physical principle of the catenary<br />

itself.<br />

Only this intrinsic measurement, constructed under the<br />

catenary as the height of the abscissa, led Leibniz to discover the<br />

relation of the catenary to the quadrature of the hyperbola.<br />

As soon as he investigated, experimentally, the growing<br />

lengths of chain laid down straight as lengths at the bottom of the<br />

catenary the physical differential of the tensions was revealed in<br />

a new light. Investigating the diagonals of the triangle whose two<br />

sides are 1) the horizontal constant, which is set as the height<br />

at the bottom of the curve, and 2), the length of chain laid down<br />

straight, he then discovered these diagonals to be equal in length<br />

to the heights corresponding to that given length of chain.<br />

This points to the most essential corollary of these relations.<br />

In utilizing the square Pythagorean theorem, for these<br />

three sides—the diagonals (heights), constant tension (constant<br />

side), and length of chain (long side)—the physical differential<br />

relation 20 was transformed into one expressing the differential in<br />

terms of the quadrature of the hyperbola. 21<br />

S dx<br />

S<br />

19 Here, our realationship a = dy = 1, thus by our above relation a<br />

=1, or in otherwords S (length of chain) = a (horizontal tension).<br />

20 S dx<br />

a = dy<br />

21 See Box 7a<br />

Box 6c<br />

S = Length of Chain<br />

a = Constant Horizontal Tension<br />

S<br />

a<br />

=Tan w = dx<br />

dy<br />

= dx<br />

dy<br />

However,<br />

unlike Bernoulli’s<br />

construction, Leibniz,<br />

employing his knowledge<br />

of the relation of<br />

the exponential curve<br />

to the quadrature of<br />

the hyperbola, 22 inverted<br />

and translated<br />

this particular relation<br />

for y, in the above<br />

diagram, into one for<br />

x, showing the height<br />

of the catenary to be<br />

the arithmetic mean<br />

between two exponential<br />

curves. 23<br />

In other words, Bernoulli showed the catenary could be<br />

drawn with the quadrature of the hyperbola, but Leibniz showed<br />

that the inverse function for the quadrature of the hyperbola is the<br />

catenary. 24<br />

By this means, the substance of the catenary defined its<br />

own predicates, by its physical principle alone. Every effect of<br />

the physical differential is given definition, as a function of two<br />

transcendental functions. 25<br />

22 See above Box on Relation of Quadrature of Hyperbola and<br />

Exponential Curve.<br />

23 The idea for the last step is credited to Bill Ferguson. See box 7b<br />

24 Johann realized, which his brother Jacob failed to do, that it<br />

was indeed a transcendental curve, and not algebraic, a discovery<br />

which recruited him to Leibniz’s method of seeking for the ironies in<br />

nature, as for example, his Brachristicone; however, his construction<br />

was inferior to Leibniz’s and did not leave the domain of the earlier,<br />

“geometric” transcendentals discussed, thus failing to capture a sub-<br />

stantial irony involved in the paradox of physical least action.<br />

1<br />

1<br />

25 It is highly of note that the exponential curves which are de-<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1<br />

Box 7a<br />

S = Length of Chain<br />

a = Length of Chain equal to Constant Horizontal Tension<br />

Height = � S 2 + a 2 = x<br />

S<br />

a<br />

dy = adx<br />

S<br />

= dx<br />

dy<br />

= adx<br />

√ x 2 − a 2<br />

Since a is equal to 1,<br />

dx<br />

dy = √<br />

x2 − 1<br />

Box 7b<br />

From Box 7a<br />

�<br />

y =<br />

dx<br />

√<br />

x2 − 1<br />

From Box 5<br />

From Box 3<br />

Thus<br />

y =log (x + � x 2 − 1)<br />

e y = x + � x 2 − 1<br />

e y − x = � x 2 − 1<br />

x = ey + e −y<br />

2<br />

1<br />

1<br />

11


In the fantasy of his own mind,<br />

Descartes imagined a physics based only on<br />

extension, one which required only a priori<br />

geometrical deduction without experimentation,<br />

i.e. an infinitely boring universe in which<br />

nothing new ever happens. On the contrary,<br />

in physics, a concept of the individual substance,<br />

or monad, is possible, a concept which<br />

is “so complete that it is sufficient to make us<br />

understand and deduce from it all the predicates<br />

of the subject to which the concept is<br />

attributed” 26 —provided one exists in the real<br />

universe of experimental metaphysics.<br />

The Power of Leibniz’s Construction<br />

Shattering the domain of Cartesian<br />

geometry and space, Leibniz’s construction<br />

captures, in the most accurate<br />

paradoxical metaphor, the unique irony<br />

between geometry and physics.<br />

All curves which could be described<br />

by one ‘coordinate system,’ an<br />

action defining a geometric space, are<br />

now seen to be inferior to those like the<br />

catenary which require two independent<br />

geometries. His construction points one<br />

in the direction of asking: doesn’t the<br />

catenary substantiate and define the existence<br />

of the exponential curve? That is, since the catenary is<br />

generated so easily by nature, and from it is derived two exponential<br />

curves, doesn’t only the physical least action of the catenary<br />

define the domain in which this relation of exponential curves<br />

exists?<br />

And further, doesn’t the creation of two exponential<br />

curves in opposite directions mean that one exponential curve is<br />

only a special case of the two, making the two together a single<br />

higher function, and in fact primary, defined ontologically by their<br />

generation by least action in the field of gravity and tension?<br />

In this sense, one is not putting geometric curves together<br />

in Cartesian space, but rather, a single unified physical principle<br />

is generating a geometric space—a different geometry of<br />

physical space altogether. It is not that the catenary can be drawn<br />

by the hyperbola or exponential, but rather, the catenary, is what<br />

draws the other curves. The physical principle thus defines geometry<br />

in a paradoxical manner, a geometry which goes beyond<br />

rived from the catenary are those whose logarithms are natural, i.e.<br />

the subtangents of the exponential curves are equal to one, or better<br />

said, whose subtangents are equal to the constant tension in the catenary<br />

itself.<br />

26 Gottfried Leibniz, Discourse on Metaphysics, Section VIII<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

Descartes.<br />

To elaborate this point further, think back<br />

to Johann Bernoulli’s demonstration of constructing<br />

the exponential curve by means of the quadrature<br />

of the equilateral hyperbola. The right cone, to<br />

which this equilateral hyperbola would belong as a<br />

conic section, would, in order to create the double<br />

exponential construction of Leibniz, have to be<br />

joined with another right cone. Therefore, whereas<br />

in sense perceptible, descriptive geometry there exists<br />

one cone, in physics, there exist two cones set<br />

at 90 degrees to one another.<br />

Looking back upon geometry and ‘geometric’<br />

transcendentals from the standpoint<br />

of Leibniz’s catenary, one asks: doesn’t this<br />

mean that all prior analysis that didn’t involve<br />

physics was only a special case of sense perceptible<br />

geometry, not the kind which subsumes<br />

the true nature and characteristics of<br />

the functions?<br />

Even more specifically: Leibniz’s<br />

discovery redefines ontologically, the whole<br />

domain of the quadrature of the circle and<br />

hyperbola, and all the lower geometric curves<br />

which could be constructed by quadrature. 27<br />

The physical action is primary and generates,<br />

as a lower domain, the predicates of geometrically<br />

related quadrature. In this way, the circular<br />

and logarithmic are in a sense geometric<br />

transcendentals; they are not related to physical transcendentals<br />

directly, but only indirectly, existing as their effects and projected<br />

shadows.<br />

The catenary’s relation with the quadrature of the hyperbola<br />

shows that the transcendental quadratures were sufficient for<br />

describing certain processes, but Leibniz shows their limitation,<br />

by bringing the concept of the transcendental to a higher domain,<br />

a domain which corresponds to least action, expressing principles<br />

organizing the space of gravity and tension.<br />

Above all, Leibniz’s method of discovery demonstrated<br />

the Not-other characteristic of the catenary---a discovery possible<br />

only with the intrinsic physical geometry defined by the process<br />

27 This is also demonstrated in the case of Leibniz’s quadrature<br />

machine, where the tractrix, the evolute of the catenary, is used<br />

as a generalized quadrature principle. See Extension of geometric<br />

measurements using an absolutely universal method of realizing all<br />

quadratures by way of motion: accompanied by different procedures<br />

of construction of a curve from a given property of its tangents. (A.<br />

E. September 1693, M. S. V p. 294-301). Latin Title: SUPPLE-<br />

MENTUM GEOMETRIAE DIMENSORIAE SEU GENERALIS-<br />

SIMA OMNIUM TETRAGONISMORUM EFFECTIO PER MO-<br />

TUM: SIMILITERQUE MULTIPLEX CONSTRUCTIO LINEAE<br />

EX DATA TANGENTIUM CONDITIONE. Translated by Pierre<br />

Beaudry, ftp.ljcentral.net/unpublished/Pierre_Beaudry/.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

12


itself. He demonstrated the way in which the mind can be elevated<br />

to an understanding of this characteristic, by discovering<br />

the geometrical principle which expresses ironically the physical<br />

principle at every moment. The truest expression of reality is the<br />

irony with which the relation between the predicates, points to the<br />

truth that the process defines the predicates.<br />

And thereby, it is this type of domain in which intellectual<br />

ideas truly exist.<br />

It is the transformation between domains, which gives<br />

a power to man, and pushes his ability to new degrees. In this<br />

sense, there is not an object which one can see as the transcendental,<br />

only an effect is seen. The transcendental is only present<br />

in the mind, seen as an anomaly between what is yet undiscovered<br />

and what is known and yet transformed ontologically by the fact<br />

of the existence of the transcendental.<br />

In this sense, for those who do not ask “why?” when<br />

confronted with a paradox to their preconceived notions, the<br />

transcendental does not exist.<br />

3. Descartes’ Fraud, Again<br />

We saw above that the differential expressions for the<br />

quadrature of the circle and hyperbola could not be integrated<br />

but could be related to their known physical functions. Yes, these<br />

transcendental expressions were a rigorously true definition for<br />

the area of the curve, but not indicative of how they were generated,<br />

i.e. of the domain to which they actually corresponded.<br />

However, there were other physical transcendentals<br />

which couldn’t be related in any way to known functions, not<br />

even in the way that the catenary is ‘related’ to quadrature of the<br />

hyperbola.<br />

Accordingly, Leibniz had his own challenge for scientists<br />

which, in his lifetime, did not become solved to a sufficient<br />

degree. He posed a challenge of constructing a curve which<br />

couldn’t be related in any way to the quadrature of the circle and<br />

hyperbola, and thus posed a completely new test for physicists.<br />

Like Kepler’s elliptical orbit, what Johann Bernoulli called the<br />

integrals of “elliptical” curves, left a challenge. A true solution<br />

to them would not be solved in his life time by him nor the Bernoullis<br />

and would lead to the paradox of what Johann Bernoulli<br />

called the ‘elliptical’ integral. As Carl Gauss himself would later<br />

say, it is this domain beyond the shadows of the quadrature of the<br />

circle and hyperbola that is of essential interest to those who seek<br />

to open up new domains of thought. 28<br />

28 “In the computation of integrals I have always had little interest<br />

in matters that simply follow from substitutions, transformations,<br />

etc.--in short, making use of a certain mechanism in an appropriate<br />

way to transform integrals into algebraic, logarithmic, or circular<br />

functions; instead, my real interest has been a more careful and deep<br />

consideration of transcendental functions that cannot be transformed<br />

into those named above. We can now deal with logarithmic and circular<br />

functions as we can with 1 times 1, but that lovely goldmine<br />

that contains the higher functions is still almost completely terra<br />

incognita. …One stands in awe before the overflowing treasure of<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

However, the gateway to this new domain of study involves<br />

an often missed, but crucial, historical irony.<br />

Among most scholars of science and mathematics today,<br />

there is little understanding that higher analysis in geometry originated<br />

from the overturning of Descartes’ ban on transcendentals.<br />

But what is even less understood today, is that the development<br />

of the analysis of what came to be known as ‘elliptical’ integrals,<br />

was born directly out of the instance of Leibniz’s incorporating<br />

his method of transcendental physical curves into his fight against<br />

the Cartesian ‘physicists’. The weight of this historical truth is<br />

necessary for comprehending the tensions within the body of<br />

knowledge discovered by Carl Gauss and Bernhard Riemann.<br />

Leibniz’s Dynamics<br />

In 1686, Leibniz exposed the fraud of Descartes’ quantity<br />

of motion, causing an irrational freak out by a well known<br />

Cartesian, Abbott Catalan 29 ; despite further correspondence on<br />

the subject, his cult-like belief in Descartes would not be challenged.<br />

30 Understanding the steps one takes to determine a new<br />

paradoxical proposition, Leibniz consciously recruited others to<br />

his method by posing a challenge whose solution required the<br />

discovery of a new principle or the application of a new method.<br />

In 1689, Leibniz challenged those infected by Cartesian<br />

methods to solve both the simple isochrone, (the curve a body<br />

would take traveling equal vertical distances in equal times) 31 ,<br />

and the paracentric isochrone (the curve a body would take receding<br />

equal distances from a given point in equal times), knowing<br />

that only those who surpassed the dogma of Descartes could approach<br />

the problem.<br />

The political guts of Leibniz, and the realization of the<br />

uniqueness of his method, inspired the Bernoullis to take up the<br />

challenge of these isochrones, and led in end effect to a movement<br />

of scientists who could demonstrate, simultaneously, the fallacy<br />

of both Descartes’ physics and his ban on applying geometry to<br />

mechanical curves. 32<br />

new and highly interesting truths and relations which these functions<br />

offer.” –Carl Gauss, Letter to Schumacher, as translated in Carl<br />

Friedrich Gauss, A Biography, Tord Hall, p. 135<br />

29 Gottfried Leibniz, Brief Demonstration of the Error of Descartes,<br />

Leroy Loemker (Kluwer Academic Publishers 1989)<br />

30 See Leibniz’s correspondence with Arnauld, translated by<br />

Montgomery (Open Court Publiching 1901)<br />

31 This curve led to the cubic parabola, which Jacob Bernoulli<br />

divided in such a way as to play a unique role in inspiring Fagnano’s<br />

Discoveries.<br />

32 Leibniz recounts in the Acta Eruditorum of 1697, that it was<br />

his isochrone challenge which led Jacob Bernoulli at the conclusion<br />

of his solution published in the Acta Eruditorum to pose the Catenary<br />

challenge; Leibniz comments that this was the first true application<br />

of the power of his method, allowing them “to later accomplish marvels<br />

with this calculus, so much so that, from now on, this method is<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

13


Box 8a<br />

The Paracentric Isochrone<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

The paracentric isochrone is the curve<br />

formed by a body which moves away from a<br />

given point in equal distances corresponding to<br />

equal times. To construct such a curve requires<br />

a method of inversion. Rather than having a<br />

curve, and determining its physical properties,<br />

as with the catenary or elastic curve, this curve<br />

is found as the solution to the aforesaid physical<br />

properties.<br />

The body is dropped from a height i,<br />

the radius of the circle in the diagram. Since the<br />

property is traveling equal distances in equal<br />

times away from a point, once the body reaches<br />

the start of the curve at A, it will fall the same<br />

distance away from A at the first moment of the<br />

curve, as it will in a moment along any other<br />

part of the curve. This important fact is combined<br />

with two other known laws of motion, to<br />

lead to transcendental relation which is to be<br />

constructed.<br />

First, the relationship between the speed<br />

at the first moment to the speed at the second moment is proportional to the proportion of the two distances traveled at<br />

those moments. Secondly, the squares of the speeds are proportional to the vertical distances fallen. This means that the<br />

squares of the proportion of the distances traveled at two moments, are directly proportional to vertical distances from<br />

which they have fallen. Obtaining a representation of this proportion is our first step.<br />

In our diagram, call Aw the infinitely small distance fallen at the first moment of the curve, δα distance traveled<br />

in a moment at some other point δ of the curve. The distance βα, is the change in the distance of the body from the<br />

given point A, in the time it travels form from point δ to an infinitely small distance away point α. From what was said,<br />

this distance is equal to Aw. Therefore, as Aw<br />

βα<br />

equals the speed of the body at A to the speed at δ, so equals the same<br />

βαβα Ai =<br />

δα<br />

relation. And, from what was also stated above, βαβα Ai<br />

δαδα Ai+αγ<br />

δαδα = . Since βαβα + δβδβ = δαδα , this can be coverted to<br />

Ai+αγ<br />

βαβα Ai<br />

βαβα Ai<br />

δαδα = . To express this we take into consideration a<br />

αγ<br />

δαδα =<br />

simple geometric application of the differential calculus.<br />

αγ<br />

Let Aγ = x, γα = y, ζ� = z, A� = a, Aδ = t, βα = dt, y<br />

By Box 4, o� = adz<br />

√ aa−zz , thus, βδ = tdz<br />

√ aa−zz .<br />

Therefore, our relation above βαβα<br />

δβδβ<br />

Rearranged and reduced, this becomes dt<br />

√ t =<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

t<br />

= z<br />

a<br />

At<br />

tt dz dz tz<br />

= , becomes, dt dt :<br />

αγ aa−zz = a : a .<br />

adz √ . Integrating, we have 2<br />

aaz−zzz √ t = �<br />

δα<br />

adz<br />

√ aaz−zzz . How to con-<br />

struct this relation?<br />

In Bernoulli’s 1694 paper on the elastic curve, he compares the relation of the tension in an elastic band, to its<br />

length, and the width of the band to its stretching. He also compares the length of the band to a small element, and the<br />

radius of curvature to its stretching. By comparison of these two relations, he determines a transcendental relation,<br />

which he proceeds to construct by an elaborate method of quadrature, similar to that in Box 3, but much more complicated.<br />

Through this, he is able to construct the elastic curve, the arc of which AQ, is found to be equal to �<br />

In comparison of his two constructions, one for the paracentric, and one for the elastic curve, he finds that the<br />

mean z is the third proportional of a and u, the abscissa of the elastic curve, or in other words, z = uu<br />

a . By substituting<br />

this in the equation above for the parcentric isochrone, we are left with √ at = �<br />

aaaa du<br />

√ aaaa−uuuu .<br />

aaaa du<br />

√ aaaa−uuuu .<br />

14


Box 8b<br />

By the acceptance of this challenge, physical transcendental<br />

curves were now opened to be studied. What this signified<br />

was a decisive defeat for the Cartesian method, and also an opening<br />

to a new domain.<br />

Jacob’s solution to “Leibniz’s Curve”<br />

The differential relationship of the paracentric isochrone<br />

led to a form similar to the differential expression for the quadrature<br />

of the circle and hyperbola, i.e., a transcendental one. 33 However,<br />

unlike those, and related others, there was no way to relate<br />

the paracentric isochrone to any known, constructible functions.<br />

In the construction of such a curve, Jacob tried to uncover<br />

the identity of this curve by enticing relatives of the curve, and<br />

seeing if they would, as though spilling the family dirt, help in<br />

identifying its true character. In this way, he found the integral of<br />

the paracentric was directly related to the elastic curve, the curve<br />

of a bent flexible rod, whose integral rises to the fourth degree. 34<br />

as much theirs, as it is mine.” (ftp.ljcentral.net/unpublished/Pierre_<br />

Beaudry/)<br />

33 See Box 8a. Jacob Bernoulli, Complete Works 1740, Volume I, No.<br />

LIX, p. 601 Jacobi Bernoulli Solutio Problematis Leibnitiani: De<br />

Curva Accessus and Recessus aequibalis a puncto dato, mediante<br />

rectificatione Curva Elasticae<br />

34 Jacob had begun studying this curve upon working on the<br />

Catenary chain. His paper was published in 1694, the same year as<br />

his ‘solution’ to Leibniz curve. See H. Linsenbarth’s 1910 German<br />

translation Abhandlungen ueber das gleichgewicht und die Schwin-<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

Jacob Bernoulli’s construction<br />

of the Paracentric Isochrone1 OA OA = x<br />

AB AB = y<br />

OA = OA' OA<br />

OM = a<br />

OD = a<br />

�<br />

OM =1<br />

OD = √ 2<br />

Arclength of Lemniscate OA′<br />

�<br />

a2 dx<br />

√<br />

a4 − x4 Applicata of Elastic Curve AB<br />

�<br />

x2 dx<br />

√<br />

a4 − x4 Arc Length of Ellipse CD<br />

� (a 2 + x 2 )dx<br />

√ a 4 − x 4<br />

1 Bernoulli’s original diagram included a hyperbola on either side of the lemniscate.<br />

1<br />

However, due to the non-constant ‘law<br />

of tensions’ which the elastic curve obeys, another<br />

curve would have to be used. 35 Jacob found<br />

a saving grace. He writes “as if from a prayer, a<br />

curve of four dimensions presents itself” shaped<br />

like “the bow of a French ribbon.” This curve<br />

was the lemniscate, which, by employing it instead<br />

of the elastic curve, since the expression<br />

for their arclengths are identical, he could turn a<br />

quadrature into a rectification. 36 In relating these<br />

curves to one another, Jacob came upon an interesting<br />

relation between the ellipse, lemniscate,<br />

and elastic curve. 37<br />

But, as the elastic curve and lemniscate<br />

were themselves only described in terms of the<br />

functions they produced, relating such curves<br />

to the paracentric isochrone did not reveal the<br />

identity of such an integral. The problem was,<br />

all the relatives shared in the family secret; they<br />

only posed new paradoxes, leaving as a mystery<br />

the principle involved in these higher transcendentals.<br />

One is left asking: what was the principle<br />

which created the process of the paracentric<br />

isochrone, and its relatives? What was the<br />

process to which these predicates correspond?<br />

Such was the boundary of this higher transcendental.<br />

But, just as the quadrature of the hyperbola needed to<br />

be ontologically defined by a higher transcendental of a different<br />

species, the catenary, so the ‘elliptical’ integrals of the lemniscate<br />

and elastic curve, related to the paracentric isochrone, demanded<br />

to be defined by a higher domain. What seemingly was limited<br />

to physics was in fact an impassable barrier into the realm of the<br />

principles of space.<br />

Looking back from the origin which led to the study of<br />

‘elliptical’ integrals, as Bernoulli referred to them, it is seen that<br />

Descartes’ absurd physics had an ironic effect of rendering the<br />

investigation of transcendental physical processes, and the functions<br />

related to them, impossible. Leibniz’s method of dynamics<br />

gungen der ebenen elastischen Kurven Von Jakob Bernoulli (1691,<br />

1694, 1695) und Leonh. Euler (1744) (Leipzig: Verlag von Wilhelm<br />

Engelmann)<br />

35 Jacob Bernoulli, Complete Works 1740, Volume I no. LXIV,<br />

p. 627, G.G.L Construction Propia Problematis De Curva Isochrona<br />

Paracentrica<br />

36 The elastic, like other transcendentals noted in Bernoulli’s lectures,<br />

required for its construction, the double action of maintaining<br />

an equality of area between a quadrature of a geometric curve, and<br />

a growing rectangle equal to it. Rectification is simply a geometric<br />

curve being drawn, as in the case of the lemniscate.<br />

37 See Box 8b<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1<br />

15


Multiple Arc Principle<br />

Arc OZ = 2 Arc OW<br />

when<br />

OZ = 2 OW√ 1 − OW 4<br />

1+OW 4<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

Box 10a<br />

Comparison between Euler’s and Gauss’s view of the Lemniscate<br />

A =<br />

Euler Gauss<br />

� 1 − aa<br />

1+aa<br />

Corda Arcus dupli = 2aA<br />

1−aaAA<br />

Corda complementi dupli = AA−aa<br />

1+aaAA<br />

corda arcus (n +1)cupli =<br />

corda complementi = AB−ab<br />

1−abAB<br />

aB + bA<br />

1 − abAB<br />

Box 9<br />

Fagnano’s Discoveries<br />

Complement Principle<br />

Arc OA = – Arc BM<br />

When<br />

√<br />

1 − OA2 OB = √<br />

1+OA2 Complement Arc Principle<br />

Double Arc Principle<br />

Multiple Arc Principle<br />

coslemn p =<br />

The Complement Principle discovery<br />

may very well be connected with the<br />

following:<br />

Let OA = z, AE = y, OE = x<br />

Since (xx + yy) 2 = xx − yy<br />

and zz = xx + yy<br />

If OM = 1, then CM = OB !<br />

which means that DM is also = OA<br />

�<br />

1 − sinlemn pp<br />

1+sinlemn pp<br />

2sc<br />

Sehne des doppelten Bogens 1−sscc<br />

cc−ss<br />

Cosehne des doppelten Bogens 1+ccss<br />

(sinlemn p)(coslemn q) ± (sinlemn q)(coslemn p)<br />

sinlemn sinlem (p + ± q)<br />

=<br />

1 ∓ (sinlemn p)(sinlemn q)(coslemn p)(coslemn q)<br />

(coslemn p)(coslemn q) ∓ (sinlemn q)(sinlemn p)<br />

coslemn coslem (p + ± q)<br />

=<br />

1 ± (sinlemn p)(sinlemn q)(coslemn p)(coslemn q)<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1<br />

1<br />

x = z√1+zz 2<br />

y<br />

x =<br />

1<br />

1<br />

y = z√ 1 − zz<br />

2<br />

�<br />

1 − zz CM<br />

=<br />

1+zz OM<br />

16


thus opened the door to the confrontation with the essential, and<br />

aggravating problem of dealing with physically related transcendental<br />

pathways of four dimensions.<br />

A Great Frustration<br />

The one crucial, actual discovery in the study of elliptical<br />

integrals occurring before the time of Gauss, was made by the<br />

Italian, Giulio Carlo Fagnano, who had been studying philosophy<br />

and theology before devoting himself to the study of geometry,<br />

particularly, the investigations of the Lemniscate.<br />

He begins his most famous work Metodo per Misuare<br />

La Lemniscata, thus:<br />

“The two greatest geometers, the brothers 1<br />

Giacomo (Jacob) and Giovanni (John) Bernoulli have<br />

made the lemniscate famous, using its arcs to construct<br />

the paracentric isochrone”.<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

Box 10b<br />

p =Arc OM =Arc om<br />

Euler q =Arc ON =Arc on Gauss<br />

OM = a<br />

ON = b<br />

Om = A<br />

On = B<br />

Box 10c<br />

OM =sinlemn p<br />

Gauss compared ON arcs =sinlemn on the lemniscate, q with arcs on the circle. As<br />

Gauss noted in his Om notebook, =coslemn the ptangent<br />

of an angle from the center<br />

of the lemniscate, On =coslemn equals the qlemniscatic<br />

cosine at that angle.<br />

So inspired by<br />

‘Leibniz’s curve’, Fagnano<br />

discovered fundamental<br />

principle’s.<br />

First, what is the algebraic<br />

relation between<br />

the functions related to<br />

complementary (opposite)<br />

arcs of the curve?<br />

This involves a geometrical<br />

relation with<br />

the tangent taken at a<br />

unique singularity of<br />

the curve, allowing one<br />

to compare the angles of<br />

the relevant functions.<br />

Second, as multiple arcs of the lemniscate are traversed,<br />

what is the algebraic relation between the functions of the<br />

curve? 38<br />

The origins of Fagnano’s discovery are still to<br />

be uncovered by intrepid discoverers; only passing clues<br />

are left in his two part paper, Metodo per Misuare La<br />

Lemniscata. In his first work, he presents a relation between<br />

the equilateral hyperbola, ellipse, and lemniscate,<br />

in a diagram very similar to Jacob’s construction for the<br />

paracentric isochrone. Fagnano states that his complementary<br />

arcs principle was discovered by him in relation<br />

to rectifiying the arcs of a certain parabola. In connection<br />

with his second principle of multiple arcs, he states that<br />

the measure of the lemniscate depends on the extension of<br />

the equilateral hyperbola and a type of ellipse, while the<br />

measure of the cubic parabola depends on the extension<br />

of the lemiscate. This echoes Jacob’s construction noted<br />

above. 39<br />

With the combination of these two principles,<br />

Fagnano showed how to divided the Lemniscate into equal parts,<br />

such as 2,3,5 parts; and generally divisions which fall under 2<br />

times 2 to the m, 3 times 2 to the m, 5 times 2 to the m, where the<br />

exponent m represents any positive whole number.<br />

These discoveries by Fagnano were crucial, as they made<br />

clear certain relations between the curve itself, and the functions<br />

produced by the curve. This at least allowed the shadows, which<br />

the higher transcendental generated, to form a pattern with which<br />

to work. However, although Leonard Euler generalized the relation<br />

of multiple arcs to their functions, which became known<br />

as the ‘addition theorem’, the principle of organization was still<br />

38 See Box 11.<br />

39 Fagnano then references its relation to a paper in the Acta Eruditorum<br />

of 1695, concering the division of the Cubic Parabola. The<br />

cubic parabola was the solution to the first isochrone challenge given<br />

by Leibniz in 1 1689, and Jacob Bernoulli had investigated dividing it<br />

into equal arcs.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1<br />

OM = a<br />

ON = b<br />

Om = A<br />

On = B<br />

OM =sinlemn p<br />

ON =sinlemn q<br />

Om =coslemn p<br />

On =coslemn q<br />

17


The Calling of Elliptical Functions<br />

Kirsch<br />

Series approximations of the Lemniscate integral<br />

by Stirling and Euler, as noted in Carl Gauss’s notebooks<br />

completely unknown 40 ; the cause which generated the process,<br />

created a great frustration looming over the cognizant minds who<br />

attempted the search.<br />

4. Removing the Training Wheels<br />

Carl Gauss’s daily log and notes from January 1797<br />

through fall of 1798, maps out the discovery of a new field of<br />

science involving the nature of the Lemniscate. 41<br />

Gauss began with the methods of his predecessors, but<br />

looked at the same function with completely different eyes. His<br />

notebooks show that he read everything by Euler on the Lemniscate<br />

related to his elaborations of Fagnano’s discoveries, such<br />

as his Observationes de Comparatione Arcuum Curuarum Irrectificabilium.<br />

He also tackled the many works on determining<br />

values of transcendentals with infinite series. For example, John<br />

Stirling’s De summatione et interpolatione serierum and Leonard<br />

Euler’s, De Miris Proprietatibus Curvae Elasticae, the latter<br />

written specifically on finding infinite series for the lemniscate<br />

integral.<br />

However, he wasn’t interested in these methods because<br />

they were only good for finding numerical values. Unlike Euler,<br />

who treated the expression for the lemniscate as a complicated<br />

algebraic expression, which merely begged a numerical approximation<br />

by series, Gauss had something else in mind when consid-<br />

40 When Fagnano was nominated to the Berlin Academy in 1750, he<br />

sent the Academy a copy of his Produzione Matematiche which<br />

reached Euler’s hands on 23rd December 1751, a day described by<br />

Jacobi as “the birthday of elliptical functions”. However, in the papers<br />

he would present to the academy in the following years on the<br />

subject of the lemniscate addition theorem, Euler’s work was nothing<br />

more than an elaboration of the implications of Fagnano’s discoveries;<br />

Euler himself made no original discoveries of his own. Euler,<br />

who did nothing more than take the insights of Fagnano and fill them<br />

out, was led to great fame, and is today considered one of the great<br />

geniuses in mathematics. Fagnano, an actual genius, is held in obscurity,<br />

barely known by the recipients of his original discoveries.<br />

41 Werke, Volume III p. 404-480, Volume X pages 145-206, 509-<br />

543<br />

ering this function, and simply<br />

utilized the methods of series for<br />

a different task. For Gauss, the<br />

paradox of elliptical integrals<br />

served as a tool to open up a new<br />

domain of truths, a new instrument<br />

for experimentation, not a<br />

paradox to be reduced back into<br />

something relatable to so-called<br />

known domains, as Euler had<br />

exhaustively attempted to do.<br />

In this spirit, Gauss<br />

deviated from the prior method<br />

of Fagnano and treated the lemniscate<br />

problem, not as an algebraic relation of functions whose<br />

complementary arcs are arithmetically related, but as a periodic<br />

function (what he called the sine and cosine of the lemniscate). 42<br />

With this understanding of the periodic Sine and Cosine<br />

of the lemniscate, Gauss proceeded along a new path, untread.<br />

Gauss, unlike all his earlier predecessors, investigated not how<br />

the ‘elliptical integrals’ could be expressed in terms of their functions,<br />

but rather, what is the process such that it defines these<br />

particular predicates.<br />

To clarify the point: just as the sine and cosine of a circle<br />

are the trigonometric functions of the arc of the circle, so the sine<br />

and cosine of the lemniscate, an ‘elliptical’ integral, are the ‘elliptical’<br />

functions of the arc of the lemniscate.<br />

Therefore, the question restated in another way is: rather<br />

than investigating how the elliptical integral could be defined<br />

as a function of its functions, Gauss asked, how can the elliptical<br />

function be defined as a function of elliptical integrals? The<br />

process is thus investigated not by what it generates, but how it<br />

generates it, i.e., by looking at the way the function of elliptical<br />

integrals can express the elliptical function, he asked the question:<br />

how does the process, define itself?<br />

Carl Gauss’s experimentation with the Lemniscate<br />

function, expressed as quotients of infinite products and<br />

series, from his notebooks<br />

42 See Box 10 on Lemniscatic Sine<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

18


The Calling of Elliptical Functions<br />

Kirsch<br />

Box 11<br />

Zeroes and Infinities<br />

Gauss was more interested in finding how the function<br />

itself acts, rather than finding infinite series approximations.<br />

In other words, Gauss was searching for singular<br />

characteristics of the function, to distinguish it from others.<br />

Take an average, everyday transcendental function, such<br />

as the sine of an angle. What are some singular properties<br />

of the sine function? The function continuously changes,<br />

as its radius moves around the arc of a circle, but it has a<br />

maximum and a minimum – positive 1 and negative 1, respectively.<br />

It also traverses zero twice in its period around<br />

the circle. Its change is non-constant, so it is impossible<br />

to determine its exact length, in terms of the diameter of<br />

its circle, except at those singular points and a few others.<br />

We can begin to develop a mathematical expression of<br />

those singular points, in hopes of defining our function<br />

with them.<br />

In 1799, Gauss proved beyond a doubt that, since<br />

algebra is merely a description of a real physics, an algebraic<br />

equation was always decomposable into a number<br />

of factors equal to the highest degree of the equation.<br />

Each of these factors represent where the equation is<br />

zero. So, the equation x2 − 4=0<br />

sin x = x(1 − x x x<br />

)(1 − )(1 −<br />

π 2π 3π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

π 2π 3π<br />

sinlem x = x(1 − x x x<br />

)(1 − )(1 −<br />

Π 2Π 3Π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

Π 2Π 3Π<br />

sin x = x(1 − x2 x2 x2<br />

)(1 − )(1 − )<br />

π2 4π2 9π2 ···(1 + x2 x2 x2<br />

)(1 + )(1 + ) ···etc.<br />

π2 4π2 9π2 (1 − x4<br />

π4 has two zeroes: at positive<br />

and negative 2. Therefore, it can also be written as<br />

(x − 2)(x +2)=0 .<br />

Every algebraic equation has a finite number of<br />

zeroes, and thus factors, but our sine function is transcendental,<br />

thus having an infinite number of zeroes. Therefore,<br />

we can attempt to approximate our sine, using an algebraic<br />

equation with an infinite number of factors. Since the<br />

zeroes are all at integral numbers of half-circumferences<br />

(0, π, 2π, 3π,..., −π, −2π, −3π,... ), we can write:<br />

Now, whenever the arc x is equal to a denominator,<br />

that factor will become zero, and we have a zero of<br />

the function. Try it out for some<br />

)<br />

non-singular point, such<br />

as x =1 radian (2π radians = 360◦ ). Our function gives<br />

1(1 − 1<br />

every time it traverses one lobe of the lemniscate. Therefore,<br />

when x is 0, Π, 2Π, 3Π,..., −Π, −2Π, −3Π,... ,<br />

the lemniscate function is zero. Our function<br />

should, therefore, look much like the sine function:<br />

Let’s see what Gauss really said:<br />

OK, now this looks a bit different than what we<br />

found. Let’s analyze it. First, instead of (1 −<br />

1 1<br />

1 1 1<br />

π )(1 − 2π )(1 − 3π ) ···(1 + π )(1 + 2π )(1 + 3π ) ···<br />

etc., which will be, approximately, 0.866054044. The actual<br />

sine of one radian is more like 0.8414709848, which<br />

is pretty close.<br />

Gauss applies this reasoning to the lemniscate<br />

1<br />

function. If the lemniscate function is the radius of the<br />

lemniscate, and its variable is the arclength of the lemniscate<br />

x, then we can find its zeroes. The radius is zero<br />

x<br />

Π ) , Gauss<br />

has (1 − x4<br />

Π4 x<br />

) . Second, if you look closer, Gauss actually<br />

has written down a ratio, with denominator terms.<br />

Still, if the arc is equal to some whole number of lobes, Gauss’s<br />

function equals zero. But, what if any of the factors in the denominator<br />

equal zero? Then, this function expresses where<br />

the lemniscate function is infinity! Where on the lemniscate,<br />

is its radius infinite? Nowhere! What is Gauss doing here?<br />

2 − 4=0<br />

sin x = x(1 − x x x<br />

)(1 − )(1 −<br />

π 2π 3π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

π 2π 3π<br />

sinlem x = x(1 − x x x<br />

)(1 − )(1 −<br />

Π 2Π 3Π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

Π 2Π 3Π<br />

sin x = x(1 − x2 x2 x2<br />

)(1 − )(1 − )<br />

π2 4π2 9π2 ···(1 + x2 x2 x2<br />

)(1 + )(1 + ) ···etc.<br />

π2 4π2 9π2 (1 − x4<br />

π4 ) when x4<br />

Π4 = −1 , or when the arc is equal to the<br />

fourth root of negative 1 times Π. What is the fourth root of<br />

negative 1? (In other words, the biquadratic root of negative<br />

one.) Gauss would also write, for the good old circular<br />

sine,<br />

In this function, which actually gives a much better<br />

approximation to the sine function, the first factor (1 + x2<br />

π2 − 4=0<br />

sin x = x(1 −<br />

)<br />

equals zero when x equals positive or negative π times<br />

the square root of negative one. Where is that zero on the<br />

circle? Notice, also, that the circle has no infinity points,<br />

or poles, but the lemniscate does. Where are those poles?<br />

x x x<br />

)(1 − )(1 −<br />

π 2π 3π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

π 2π 3π<br />

sinlem x = x(1 − x x x<br />

)(1 − )(1 −<br />

Π 2Π 3Π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

Π 2Π 3Π<br />

sin x = x(1 − x2 x2 x2<br />

)(1 − )(1 − )<br />

π2 4π2 9π2 ···(1 + x2 x2 x2<br />

)(1 + )(1 + ) ···etc.<br />

π2 4π2 9π2 − x4<br />

π4 x<br />

)<br />

2 − 4=0<br />

sin x = x(1 − x x x<br />

)(1 − )(1 −<br />

π 2π 3π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

π 2π 3π<br />

sinlem x = x(1 − x x x<br />

)(1 − )(1 −<br />

Π 2Π 3Π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

Π 2Π 3Π<br />

sin x = x(1 − x2 x2 x2<br />

)(1 − )(1 − )<br />

π2 4π2 9π2 ···(1 + x2 x2 x2<br />

)(1 + )(1 + ) ···etc.<br />

π2 4π2 9π2 (1 − x4<br />

π4 x<br />

)<br />

2 − 4=0<br />

sin x = x(1 − x x x<br />

)(1 − )(1 −<br />

π 2π 3π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

π 2π 3π<br />

sinlem x = x(1 − x x x<br />

)(1 − )(1 −<br />

Π 2Π 3Π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

Π 2Π 3Π<br />

sin x = x(1 − x2 x2 x2<br />

)(1 − )(1 − )<br />

π2 4π2 9π2 ···(1 + x2 x2 x2<br />

)(1 + )(1 + ) ···etc.<br />

π2 4π2 9π2 (1 − x4<br />

π4 x<br />

)<br />

1<br />

2 − 4=0<br />

sin x = x(1 − x x x<br />

)(1 − )(1 −<br />

π 2π 3π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

π 2π 3π<br />

sinlem x = x(1 − x x x<br />

)(1 − )(1 −<br />

Π 2Π 3Π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

Π 2Π 3Π<br />

sin x = x(1 − x2 x2 x2<br />

)(1 − )(1 − )<br />

π2 4π2 9π2 ···(1 + x2 x2 x2<br />

)(1 + )(1 + ) ···etc.<br />

π2 4π2 9π2 (1 − x4<br />

π4 )<br />

x<br />

1<br />

2 − 4=0<br />

sin x = x(1 − x x x<br />

)(1 − )(1 −<br />

π 2π 3π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

π 2π 3π<br />

sinlem x = x(1 − x x x<br />

)(1 − )(1 −<br />

Π 2Π 3Π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

Π 2Π 3Π<br />

sin x = x(1 − x2 x2 x2<br />

)(1 − )(1 − )<br />

π2 4π2 9π2 ···(1 + x2 x2 x2<br />

)(1 + )(1 + ) ···etc.<br />

π2 4π2 9π2 (1 − x4<br />

π4 x<br />

)<br />

2 − 4=0<br />

sin x = x(1 − x x x<br />

)(1 − )(1 −<br />

π 2π 3π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

π 2π 3π<br />

sinlem x = x(1 − x x x<br />

)(1 − )(1 −<br />

Π 2Π 3Π )<br />

···(1 + x x x<br />

)(1 + )(1 + ) ···etc.<br />

Π 2Π 3Π<br />

sin x = x(1 − x2 x2 x2<br />

)(1 − )(1 − )<br />

π2 4π2 9π2 ···(1 + x2 x2 x2<br />

)(1 + )(1 + ) ···etc.<br />

π2 4π2 9π2 (1 − x4<br />

π4 19<br />

)<br />

Δυναμις Vol. 3 No. 3 December 2008


The Calling of Elliptical Functions<br />

Kirsch<br />

Box 12<br />

Lagrange’s Inverse Function<br />

Continuing to utilize the mathematical<br />

apparatus of his predecessors,<br />

Gauss capitalized on the Lagrange inverse<br />

theorem to get an expression for<br />

the inverse function for the lemniscate,<br />

i.e. if by some variable y, we denote the<br />

arc length of the lemniscate which is a<br />

function of some variable x, then how<br />

can we express x, in terms of a function<br />

of y?<br />

At left is an algebraic infinite series<br />

approximation of the inverse function,<br />

revealing nothing too profound<br />

about the nature of x.<br />

Where Lagrange used<br />

his inverse function to simply<br />

get a numerical expression for<br />

the function he was looking at,<br />

Gauss was using the inverse<br />

function as a means, a stepping<br />

stone for a more elaborate investigation<br />

into the nature of<br />

the function, using calculations<br />

to determine what the inverse<br />

function does.<br />

Since Gauss looked upon the<br />

sine and cosine of the lemniscate as real<br />

functions, not simply numerical quantities,<br />

he experimented with them, and<br />

looked at how they change taking their<br />

derivatives, and reciprocals, to determine<br />

the properties of the function. This<br />

stands in contrast to Euler, who looked<br />

at the function as a magical box, where<br />

one puts something in, and gets something<br />

out.<br />

The uniqueness of Gauss’s investigation<br />

here can also be seen as he<br />

finds, in an analogy to the circle, the tangent<br />

and the derivative of the tangent.<br />

But wait – on the visible lemniscate, as<br />

we saw above in Box 9 on Fagnano’s<br />

use of the tangent, there is no ‘tangent’<br />

of the lemniscate, because it equals the<br />

sine and cosine of the lemniscate!<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

20


One asks, “But how<br />

can these functions be defined<br />

by the process, if the process<br />

is the principle you do not yet<br />

know and for which you are<br />

searching?” That is exactly the<br />

difficulty. In this respect, one might exclaim, looking back at the<br />

earlier calculus, “Ah, training wheels!”<br />

To accomplish the fullfillment of this method, Gauss<br />

generalized analysis for the first time. He took into consideration,<br />

the arc of the lemniscate which was not visible on the geometrical<br />

lemniscate: a ‘complex’ one. 43 Gauss, knowing the crime which<br />

Euler perpetrated in this regard, wrote that, by the neglect of<br />

imaginary magnitudes, the field of analysis “forfeits enormously<br />

43 Gauss never breathed a word about how he incorporated complex<br />

numbers into his analysis of higher functions, such as the lemniscate,<br />

except to his collaborator Bessel in 1811.[see letter in this<br />

issue]<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

“On the lemniscate we have found out the most elegant<br />

things exceeding all expectations and that by methods<br />

which open up to us a whole new field ahead.”<br />

– Gauss 1798<br />

in beauty and roundness and<br />

in a moment all truths, which<br />

otherwise would be universally<br />

valid, are necessarily yoked to<br />

the most cumbersome limitations.”<br />

[emphasis added] 44<br />

44 This lack of universality arising as a consequence of dismissing<br />

‘imaginary’ values, is not limited to higher analysis. Gauss demonstrates<br />

two years later in his 1799 doctoral dissertation, that equations<br />

have imaginary roots, and likewise, that no general theorem<br />

can be stated about algebraic magnitudes, without their physical<br />

significance understood. This statement is also reflected in one who<br />

looks back upon the study of quadratic residues from the standpoint<br />

of biquadratic residues;what may seem as a paradox, such as -1 being<br />

a quadratic residue of all prime numbers of the form 4n+1 and<br />

not 4n+3, is clear as day to one who incorporates ‘imaginary’ numbers<br />

into the field of arithmetic, and contemplates the geometry of<br />

the complex modulus. http://www.wlym.com/~animations/ceres/<br />

index.html<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

21


So this was true indeed for the higher functions of the<br />

4th degree. Without this, their nature, and a new field, was not<br />

possible.<br />

Gauss examined the quotient of periodic functions from<br />

this standpoint and determined which values of the periodic functions<br />

make the numerator equal to zero, giving a value of zero for<br />

the elliptical function , and which values of the functions make<br />

the value of zero for the denominator, giving a value of infinity<br />

for the elliptical function.<br />

Without expressing the sine of a real arc plus an ‘imaginary’<br />

arc, the infinty points were not representable, indeed they<br />

could not be found; nor was the characteristic that the elliptical<br />

function is found to be periodic in two different ways. 45<br />

Once Gauss obtained the knowledge of the zero and<br />

infinity values of the of the elliptical function, he could then<br />

(employing some of his earlier inductive researches related to<br />

Lagranges algebraic method of inversion 46 ) represent them, first,<br />

by means of a quotient of infinite products, and, subsequently,<br />

by a quotient of power series, leading to a basis for investigating<br />

further into the nature of the lemniscatic function. 47 For example,<br />

Gauss finds that the logarithm of the numerical value he approxi-<br />

mates for the denominator is equal to π<br />

2 , which he says “is most<br />

remarkable, and a proof of which promises the most serious increase<br />

in analysis” (See Figure 1)<br />

45 See Appendix<br />

46 See Box 12<br />

Box 13<br />

The value of the angle which produces<br />

a given sine on a circle, is ambiguous<br />

from the standpoint of the sine.<br />

Another way to think of it:<br />

Two values for x, for each value of y<br />

y = xx<br />

√<br />

y = x<br />

47 For a related expression of infinite products see Box 11.<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

A Simple example of Multi-Valued<br />

functions<br />

Derivative of the Arc Length<br />

ds<br />

dz =<br />

1<br />

√<br />

1 − xx<br />

x ∞ 0 1 −1 2 −2<br />

ds<br />

dz 0 1 ∞ ∞ √ 3i √ 3i<br />

Two values of x for every one value<br />

of ds<br />

dz<br />

1<br />

By this, Gauss discovered a whole<br />

new set of relations for the numerator and<br />

denominator of the sine of the lemniscate,<br />

relating the arcs of the lemniscate, the circle,<br />

and the exponential functions. Using<br />

this, he continued to investigate the nature<br />

of the lemniscatic function as expressable<br />

through the infinity and zero points, but in<br />

ways which revealed deeper truths.<br />

Applying this new found relation,<br />

he investigated which values of the sine of<br />

the circle make the sine of the lemniscate<br />

equal to zero, and which make it equal to<br />

infinity, representing the lemniscate now by<br />

a quotient of infinite products whose variables<br />

were sines of the circle; later on, he<br />

converted this to a trigonometric series of<br />

multiple angles of circular sines.<br />

About the implications of this, he<br />

writes of this in late July 1798 in his day<br />

book: “On the lemniscate we have found<br />

out the most elegant things exceeding all expectations<br />

and that by methods which open<br />

up to us a whole new field ahead.”<br />

What was involved with this, was his study of the interelated<br />

properties of the numerator and denominator themselves. 48<br />

A Priest’s Calling<br />

Gauss investigated the domain in which the nature of the<br />

process generating elliptical functions exists. He investigated the<br />

characteristics which uniquely define elliptical functions. However,<br />

Gauss never made clear in his lifetime how he conceptualized<br />

the principle involved in these higher functions, and thereby,<br />

did not bring their potential fully into access for use by the human<br />

mind in conceptualizing the universe, and its processes.<br />

Bernhard Riemann, who like Kepler and Leibniz before<br />

him, had been in training to be a priest, inverts the problem altogether,<br />

defining ontologically what Gauss never stated.<br />

In Riemann’s lectures on Elliptical Functions, he begins<br />

with the characteristic that elliptical functions are doubly peri-<br />

48 This study of the numerator and denominator of the quotient<br />

expression of the elliptical function led to various paths. In 1799,<br />

Gauss’s first entries about his use of the arithmetic-geometric mean<br />

arise out of this research of the relations between the numerator and<br />

denominator of the elliptical function. Also, the development of his<br />

study of the numerator and denominator of the elliptical function<br />

becomes the basis for Gauss’s 4th proof of quadratic reciprocity. Jacobi,<br />

in his own studies of elliptical functions, references this paper<br />

by Gauss, when employing the same series, which he called the Theta<br />

Function. Later in Riemann’s lectures on elliptical functions, he<br />

discusses the Theta Function, seen here in a unique way in Gauss’s<br />

notebooks, as one of many expressions for elliptical functions.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1<br />

etc ...<br />

22


odic. From this fact, he then derives what the consequent characteristics<br />

would have to be, representing the zero and infinity<br />

points on a complex plane tiled with parallograms, whose sides<br />

represent the two periods which were originally set forth. From<br />

these characteristics alone, the total of all the possible values<br />

of the function to which a single parallelogram on the complex<br />

plane corresponds, is found to be equivalent to an elliptical<br />

integral. Thus, the elliptical integral is shown to be derived<br />

simply from the double periodicity.<br />

He then shows that since for doubly periodic functions<br />

of the second order, there are two values of the differential<br />

of the elliptical integral for every value of the inverse<br />

function, therefore, in order to conceptualize this inverse<br />

function, the two values have to be made distinguishable<br />

and unique. To achieve this, Riemann imagines two separate<br />

sheets, one for each value, and once more employs the<br />

characteristic zero and infinity points, but, this time, as discontinuities<br />

of the inverse function, to reunite the sheets in<br />

such a way as to obtain a connected surface, where one can<br />

traverse the whole range of possible values of the function<br />

continuously. However, the concept of the way in which<br />

these sheets are connected, representing the different values<br />

of the function, is not a concept which allows itself to be visually<br />

represented in sense-perceptible, three-dimensional space;<br />

this defines the nature of this class of higher transcendentals, to<br />

which the lemniscate and all of its related functions belong as<br />

special cases, as existing in such a domain, outside of sense perceptible<br />

physical space, conceivable in the intellect alone. 49<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

The doubly-periodic function, from Bernhard Riemann’s<br />

lectures on Elliptical Functions<br />

49 It is unclear if Gauss had come to this conception but simply<br />

failed to present it. Two years after Gauss’s introduction of complex<br />

magnitudes into the study of higher transcendental functions, he<br />

demonstrates complex functions as a multiply connected geometry<br />

of two dimensions, in his 1799 Fundamental Theorem of Algebra.<br />

In letter to Bessel in 1811, Gauss writes of a proof for path independence<br />

for integration in the complex plane, that this path independence<br />

holds as long as integration is not through zero points, and<br />

Thus, as Cusa defined the characteristic of Notother,<br />

which all true principles in the universe share, their<br />

nature is that they, like the definition defining everything<br />

as being not other than the defined, define themselves.<br />

So, man is freed from the domain of the shadows,<br />

depending on predicates to express curves. Rather,<br />

the process which generates the sense perceptible curve is<br />

conceived in the mind; a concept of the substance so clear<br />

that, by the interconnected leaves of the Riemann surface,<br />

every value, every predicate is defined, as a result of the<br />

action of the substance itself.<br />

From the standpoint of this conception of elliptical<br />

functions---realizing that these are not sense perceptible<br />

curves, but have their nature and are derived from<br />

the characteristic of double periodicity---it is then clear<br />

that the former method of dealing with geometric curves,<br />

which for the most part looked at the characteristics of the<br />

effects of the process, was entirely inferior.<br />

Looking back from Riemann’s conceptual discovery,<br />

it becomes clear that with the correct understanding of higher<br />

physical functions, all of sense perceptible geometry exists as a<br />

special case, a projection of some higher function which can be<br />

conceptualized but not sense perceptibly represented.<br />

Branch Cuts, from Riemann’s lectures on Elliptical Functions<br />

Ah! But the question remains:<br />

If the catenary was the necessary physical process which<br />

defined the lower geometric transcendentals ontologically, and<br />

the multiply-connected Riemann surface is the concept which defines<br />

the geometric lemniscate, to what physical process does this<br />

concept correspond?<br />

that integrating through infinity points leads to multiple values of the<br />

function. Five years later, in 1816, in his third proof of the Fundamental<br />

Theorem of Algebra, he again discusses integration of areas<br />

on a plane, and makes an almost identical point that he earlier made<br />

to Bessel concerning the ambiguity of infinity points, with respect to<br />

values of an integral.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

23


Appendix: Imaginary Arcs<br />

In 1839, C. G. J. Jacobi read a paper at the Berlin Academy<br />

of Sciences devoted to the use of complex magnitudes in<br />

arithmetic. As introduction, he said this:<br />

“Gauss, in his investigations of biquadratic<br />

residues, introduced the complex numbers of the form<br />

a + b √ −1 as moduli or divisors... But, however simple<br />

such an introduction of complex numbers as moduli<br />

may now seem, it belongs nonetheless to the most<br />

profound notions of science; indeed, I don’t believe<br />

that arithmetic alone led the way to such concealed<br />

notions, but rather that it was derived from the study<br />

of elliptical transcendentals, and indeed the particular<br />

type that are given by the rectification of the arcs of<br />

the lemniscate... [J]ust as the arcs of the circle can be<br />

divided into n parts through the solution of an equation<br />

of the nth degree, the arcs of the lemniscate can<br />

likewise be divided into a + b √ −1 by the solution of<br />

an equation of degree aa + bb .”<br />

Jacobi was on to something, but he did not have the insight<br />

of Bernhard Riemann, or his teacher Carl Gauss. How did<br />

Gauss find the poles of the lemniscate function? Nowhere on its<br />

arc, does the lemniscate attain an infinite radius, although those<br />

infinite radii are represented in the denominator of the quotient<br />

Gauss has in his notebooks. Soon after this entry, Gauss demonstrates<br />

more of how he constructed a notion of functions:<br />

Here, we see Gauss determining the lemniscatic sine of<br />

an arc t plus an imaginary arc u √ −1 . How long is an imaginary<br />

arc? Use your imagination! Up until Gauss’s time, the predominant<br />

word on complex magnitudes was that, though they are impossible,<br />

and therefore imaginary, we need to use them to make<br />

the math come out alright. But, don’t go around thinking that<br />

they are actually real – we mathematicians can just make up anything<br />

we want, so our systems work out.<br />

Gauss thought that idea was not just perverted and lazy,<br />

but downright damaging to the progress of human science. In<br />

1799, he blasted the academics on this point, and showed that<br />

imaginary magnitudes were, in fact, more real than so-called real<br />

magnitudes. Gauss represented those complex magnitudes on a<br />

surface, where one direction was an increase in the real part of<br />

the number, and the perpendicular direction was an increase in the<br />

imaginary part of the number. So, an arc of a+bi must have two<br />

perpendicular components – but that doesn’t make any sense.<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

First, let us see how this imaginary arc will represent<br />

itself through our sinlem equation. Using Gauss’s series approximation<br />

for the sinlem, let us see what happens when we make the<br />

arc imaginary.<br />

sinlem iφ = iφ − i 1<br />

10 φ5 + i 1<br />

120 φ9 − i 11<br />

15600 φ13 + ···<br />

= i(φ − 1<br />

10 φ5 + 1<br />

120 φ9 − 11<br />

15600 φ13 + ···)<br />

= i sinlem φ<br />

How about for the coslem?<br />

coslem iφ =1− i 2 φ 2 4 1<br />

+ i<br />

2 φ4 6 3<br />

− i<br />

10 φ6 8 7<br />

+ i<br />

40 φ8 − ···<br />

=1+ φ 2 + 1<br />

2 φ4 + 3<br />

10 φ6 + 7<br />

40 φ8 + ··· =?<br />

Well, we know how long the coslem is in terms of the<br />

sinlem, so,<br />

�<br />

1 − (sinlem iφ)<br />

coslem iφ =<br />

2<br />

1+(sinlem iφ) 2<br />

�<br />

1+(sinlem φ)<br />

=<br />

2<br />

1 − (sinlem φ) 2<br />

This should seem to not quite correspond to observed<br />

physics. While the physical lemniscate has only real arcs, our<br />

math equations are perfectly happy with imaginary arcs. But,<br />

where are they? One gets the sneaking suspicion, that when we<br />

answer this question, we will no longer be looking at a lemniscate<br />

curve.<br />

Now, let us force the addition formula to cough up some<br />

answers about this lemniscate function. First, we have the regular<br />

addition formula:<br />

(sl a)(cl b)+(sl b)(cl a)<br />

sinlem (a + b) =<br />

1 − (sl a)(sl b)(cl a)(cl b)<br />

Let us smoothly introduce our “imaginary arc” which, using the<br />

relations we just found,<br />

Now, our lemniscatic sine of a complex arc is expressed<br />

as the lemniscatic sines and cosines of purely real arcs. Let’s put<br />

in some values, to see what happens. 1<br />

We know the minimum and maximum values of the lem-<br />

1<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1<br />

1<br />

=<br />

1<br />

coslem φ<br />

(sl t)(cl ui)+(sl ui)(cl t)<br />

sinlem (t + ui) =<br />

1 − (sl t)(sl ui)(cl t)(cl ui)<br />

sl t<br />

cl u + i(sl u)(cl t)<br />

=<br />

1 − (sl t)i(sl u)(cl t) 1<br />

cl u<br />

= (sl t)+i(sl u)(cl t)(cl u)<br />

(cl u) − i(sl t)(sl u)(cl t)<br />

1<br />

1<br />

1<br />

24


niscatic sine and cosine of real arcs. If Π represents one half of an<br />

arc (or one lobe), then we can calculate several values. Thus, at<br />

the origin, the sinlem is zero and the coslem is 1. At an arc equal<br />

to one half Π, the sinlem is one, but the coslem is 0. At an arc<br />

of Π, the sinlem again equals zero, but the coslem has continued<br />

to the other side, to equal –1. At three-halves Π, the sinlem has<br />

passed over to the other side, and equals –1, but the coslem has<br />

returned to the center, and equals zero. Finally, at two Π, the<br />

sinlem is again zero, while the coslem is one.<br />

Now, we can see what kinds of values our “imaginary<br />

arcs” formula will give us. Let’s set u equal to one half Π, and let<br />

t cycle through our extreme points:<br />

for t = 0<br />

for t = one half Π<br />

for t = Π<br />

for t = three halves Π<br />

for t = 2Π<br />

0+i · 1 · 0 · 1<br />

1 − i · 0 · 1 · 1 =0<br />

1+i · 0 · 0 · 1<br />

= ∞<br />

0 − i · 1 · 1 · 0<br />

0+i ·−1 · 0 · 1 0<br />

=<br />

0 − i · 0 · 1 ·−1 0 =?<br />

−1+i · 0 · 0 · 1<br />

= −∞<br />

0 − i ·−1 ·−1 · 0<br />

0+i · 1 · 0 · 1<br />

1 − i · 0 · 1 · 1 =0<br />

This is getting interesting. We have found some infinite<br />

lemniscatic sines! The lemniscatic sine for t = Π is a bit ambiguous,<br />

but that is OK, since we are just experimenting. Here is a<br />

table, with the values of sinlem for all values of u and t between<br />

zero and 2Π:<br />

u<br />

1 0 2<br />

t<br />

Π Π 3<br />

2Π 2Π<br />

0 0 0 0 0 0<br />

1<br />

2Π 1 ∞ −1 ∞ 1<br />

0<br />

Π 0 0 ? 0 0<br />

0 ? 0<br />

3<br />

2Π −1 −∞ 1 −∞ −1<br />

2Π 0 0 0 0 0<br />

The industrious reader will recognize that, if this table is<br />

continued to higher angles than 2 Π, it will simply repeat, in both<br />

the t and the u directions. Gauss recognized that, since the characteristics<br />

of repeating is different for the two directions, what<br />

we have here is a function that is doubly–periodic. It has two<br />

periods: one real, the other “imaginary.”<br />

One final step we can take, imagining what Gauss must<br />

have thought, a well-behaved function must be smooth everywhere,<br />

with the only exceptions at its poles. Imagine a sphere<br />

with infinite radius. Imagine that on that sphere is a set of perpendicular<br />

lines, one representing the growth of t, the other repre-<br />

The Calling of Elliptical Functions<br />

Kirsch<br />

senting the growth of u. Let a surface of varying height be placed<br />

upon this sphere, whose heights correspond with those values of<br />

the lemniscatic sine in our table. What would this look like?<br />

Where is the lemniscate, now? Perhaps it is only an effect<br />

of a higher, unseen function!<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1<br />

25


On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

Science in its Essence:<br />

On the Subject of ‘<strong>Insight</strong>’<br />

Lyndon H. LaRouche, Jr.<br />

This article first appeared in the May 9, 2008 issue of Executive<br />

Intelligence Review<br />

In my Sir Cedric Cesspool’s Empire, 1 I emphasized the<br />

importance of the concept of “insight” as key for, among other<br />

things, understanding the mechanisms of evil which characterized<br />

the most notable writings of the leading Fabian Society figure<br />

H.G. Wells. Here, I return to that notion of insight for conceptualizing<br />

the root-causes of the present plunge of world civilization,<br />

into the prospect of an immediate new dark age of mankind,<br />

a prospect caused by the role of the same standpoint of Wells in<br />

his threatening the planet as a whole, with what has now become<br />

its currently accelerating plunge toward an abyss.<br />

In real life, one never really knows what has<br />

been done, until one knows not only why and how it<br />

was done, but is capable of replicating the formation<br />

of the concept.<br />

As I have indicated within written and oral reports published<br />

earlier: looking back from today, the most crucial<br />

event in my life, has been my surefooted rejection of the<br />

concept of Euclidean geometry on the first day of my encounter<br />

with it in my secondary classroom. The most crucial implication<br />

of that for my later life, has been, that, in rejecting Euclidean geometry<br />

as intrinsically incompetent, as I did that day, I had actually<br />

made a decision which was to shape the essential features of<br />

my life over the seventy years which have followed that event.<br />

To repeat what I have said repeatedly on the subject of<br />

that event, over the intervening years, the following should be<br />

noted as an entry-point into the discussion to follow here.<br />

My fascination with the Boston, Massachusetts Charlestown<br />

Navy Yard, had been centered in the ongoing construction-work<br />

there. This had forced my attention to the fact of the<br />

challenge of understanding the geometric principle of construction<br />

through which the ratio of mass and weight of supporting<br />

structures to the support of the total structure, is ordered. This<br />

repeated experience, on both my several relevant visits there, and<br />

my haunting possession of the fact of that experience, had already<br />

established the meaning of “geometry,” as physical geometry, for<br />

me, that already prior to my first encounter with secondary school<br />

geometry. 2<br />

The continuing importance of my flat rejection of socalled<br />

Euclidean geometry at first classroom encounter with it, is<br />

typified by considering the way in which this reverberating experience<br />

led, a decade and more later, to my flat rejection of the<br />

sophistry of Professor Norbert Wiener’s presentation of so-called<br />

“information theory,” of the still wilder insanity of John von Neumann’s<br />

notions of “economics,” and von Neumann’s matching,<br />

pervert’s view of the principle of the human mind. These latter<br />

goads, and related experiences, prompted me, in 1953, to discover<br />

and adopt the appropriate consequence of Leibniz’s work,<br />

as the standpoint of Bernhard Riemann’s 1854 habilitation dissertation.<br />

In that light, this adolescent experience, with its outcome,<br />

is the best illustration from my experience of the proper technical<br />

meaning of the term “insight.” 3 In fact, it was an integral feature<br />

of the process which had led me, during adolescence, to adoption<br />

of the work of Gottfried Leibniz as the chief reference-point of<br />

my intellectual life, then, and, implicitly, to the present day.<br />

From that point in my youth, onwards, the chief philosophical<br />

reference-points in my intellectual development, were<br />

wrestling against the sophistry of Immanuel Kant’s series of “Critiques,”<br />

and the systemic sophistry of both Aristotle and his follower<br />

Euclid. It was against that background—those rejections,<br />

which had been fully established already for me during the course<br />

of my adolescence, that I came to recognize, and to rely upon the<br />

concept of insight per se: <strong>Insight</strong> as being the Platonic domain of<br />

hypothesizing the higher hypothesis, a concept of the nature of<br />

the human species and its individual member, which is central to<br />

all of the discoveries of principle by Plato.<br />

The LYM Science Project<br />

Presently, three relevant, major projects by the LaRouche<br />

2 This development was associated, during that same period of<br />

my life, with my father’s principal intention in selecting those visits,<br />

the ritual tour of the U.S.S. Constitution; my own attention was<br />

focused on the mysteries of the construction in other parts of that<br />

yard.<br />

1 See LaRouche, H. G. Wells’ ‘Mein Kampf’: Sir Cedric<br />

Cesspool’s Empire, 2008 http://www.larouchepac.com/<br />

node/10610<br />

3 Wolfgang Köhler: please forgive me; it was necessary!<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

26


On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

a discovery which is maliciously denied<br />

to exist, as such, in conventional<br />

academic and related programs today.<br />

This is the aspect of Kepler’s work<br />

which was strongly upheld by Albert<br />

Einstein, against those Twentieth-<br />

Century Max Planck-hating thugs of<br />

the modern positivist tribes associated<br />

with the pathetic Ernst Mach, and with<br />

the worse Bertrand Russell of Principia<br />

Mathematica notoriety.<br />

In the third case-study, the<br />

work of Carl F. Gauss, I had proposed<br />

to the incoming team, from the outset,<br />

that Gauss rarely presents the history<br />

of his actual processes of discovery,<br />

but, rather, presents the results, and<br />

also provides a plausible approach to<br />

study of the way in which he might<br />

have effected the relevant discovery.<br />

The mission assigned to the incoming<br />

team was, therefore, to discover how<br />

Gauss’s mind actually worked in his<br />

making his key discoveries. Obviously,<br />

that assignment for the incoming team<br />

had been crafted by me as a challenge<br />

within the realm of epistemology, the<br />

Investigating the shape of space with Kepler<br />

domain of insight properly defined.<br />

This frankly original approach<br />

to the study of Gauss’s work,<br />

Youth Movement (LYM) have preceded that association’s pres- has produced some uniquely useful findings, findings which proently<br />

approaching treatment of the implications of Riemann’s vide a uniquely original approach to taking up the unique revolu-<br />

1854 dissertation.<br />

tion effected by Bernhard Riemann, from the point of his 1854<br />

The first of those three had been based on a West Coast habilitation dissertation, the change which launched the Riemann<br />

team, which had worked through some crucial features of the an- revolution in science, through those challenges which Riemann<br />

cient origins of modern European science, as located in the re- posed to such among his successors as the Italy school of Betti<br />

lated work of the Pythagoreans, Plato, and the modern reflection and Beltrami.<br />

of this treatment of dynamics in the work of Leibniz.<br />

To explain the significance of those listed, four initial<br />

A second team had worked through the main features of stages of work for understanding human scientific creativity in<br />

the founding of modern European science by Cardinal Nicholas general, I proceed now with reference to the relevant implica-<br />

of Cusa’s and by Leonardo da Vinci’s follower, Johannes Kepler. tions of what I define, once more, ontologically, as the principle<br />

The LYM’s thorough-going, published report on the Kepler proj- of insight.<br />

ect, is a uniquely competent treatment, as similarly expressed in<br />

This will clear the pathway for the study of the uncom-<br />

the work of Albert Einstein, as by relevant others, but is not completed projects of Riemann, as the case is only illustrated by the<br />

petently taught in known university programs otherwise available work of Betti and Beltrami, as by the challenges posed by V.I.<br />

today.<br />

Vernadsky and Albert Einstein, later. Here, comprehension de-<br />

In the second study, that of the uniquely original dismands the more precise treatment of the notion of insight which<br />

covery of gravitation, by Kepler, the difficulty, highly relevant to is included in the following pages.<br />

the matter of insight, is that secondary sources on Kepler’s work<br />

The importance of treating that subject in this fashion<br />

have been (see http://www.wlym.com/~animations), chiefly, vi- here, is to be located, in significant part, in the fact that the third<br />

ciously fraudulent evasions of the actual development of Kepler’s in a continuing series of science projects conducted by teams<br />

original and crucial discovery of a principle of Solar gravitation, from the LYM is nearing the point at which the team’s study of<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

27


the mystery of Carl F. Gauss’s career is now entering<br />

its completion, a point at which a comprehensive treatment<br />

of the work of Bernhard Riemann will be undertaken<br />

by a new team, the essential contributions to<br />

advancing the frontiers of modern science to be found<br />

in the work of Bernhard Riemann and his immediate<br />

associates and other collaborators.<br />

1. Man as Man, or Beast?<br />

The quality of insight, as I define it, again, here,<br />

is a specific potentiality which is fairly defined<br />

as being unique to all those individual human<br />

beings who are not victims of relevant physical or psychological<br />

damage.<br />

The present definition of human, as distinct<br />

from beasts, is the specific power of the human species<br />

to alter its behavior, as a species, to the effect that the<br />

potential relative population-density of the members<br />

of a culture is increased willfully, as this is illustrated<br />

not only by a human culture’s ability to increase its<br />

potential relative population-density willfully, but by<br />

the manifest transmission of such specific qualitative<br />

changes from one, to other members of the human species,<br />

as, for example, through stimulation of discovery<br />

of a physical principle by individuals presented with<br />

the appropriate intellectual stimulus.<br />

This quality is demonstrated, crucially, by the<br />

willful increase of the relative population-density of<br />

the human species, as expressed in the quality of antientropic<br />

increase of the mass of the Earth’s Noösphere,<br />

that relative, functionally, to the specific masses of the<br />

Biosphere and the mass of matter originally generated as part of<br />

the abiotic domain.<br />

Thus, there is no species of ape, or other beast, which is<br />

capable of meeting the standard of this test.<br />

On this account, there is only one human race, and no<br />

essential human differences in species, or variety, within the<br />

ranks of humanity so defined. 4 This functional distinction in the<br />

potentials of human behavior, whether expressed by individuals,<br />

or by societies as a whole, is properly approached for examination<br />

from the vantage-point established by Plato, both respecting<br />

Plato’s refined definition of the concept of hypothesis, and the<br />

systemically related subject of the quality of the individual human<br />

soul, as that subject was treated by Plato and Plato’s follower<br />

Moses Mendelssohn. 5<br />

4 Any deviation from that rule is “racism, per se,” which is, in<br />

itself, the expression of an impulse tantamount, under natural law, to<br />

crimes against humanity.<br />

5 I.e., both Plato’s Phaedo and the treatment of Phaedo by<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

Bernhard Riemann (1826-1866)<br />

In general, the Classical term hypothesis, when employed<br />

in any approximation of a meaningful, Platonic way, is<br />

already a reflection of specifically human potential for creativity.<br />

The simplest expression of that distinction is the difference<br />

between reason and Sophistry. For the purposes of our discussion<br />

here, Sophistry is typified by the reductionist method, opposed to<br />

reason, which was shared among Aristotle, Euclid, and the hoaxster<br />

Claudius Ptolemy, as typical of the Aristotelean form of the<br />

method of lying called “Sophistry,” or, in current argot, “spin.”<br />

The typical expression of corruption of the human mind<br />

in contemporary, globally extended European culture, is Anglo-<br />

Dutch Liberalism, otherwise known as the legacy of the New<br />

Venice faction of Paolo Sarpi. The extremely degenerate expressions<br />

of Liberalism (e.g., empiricism) today, are extreme expressions<br />

of Liberalism’s intellectual degeneracy such as positivism<br />

Mendelssohn. This is also the method of Nicholas of Cusa, as in De<br />

Docta Ignorantia, his follower Leonardo da Vinci, Johannes Kepler,<br />

Pierre de Fermat, Gottfried Leibniz, and Bernhard Riemann.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

28


and existentialism. 6<br />

Therefore, we shall proceed with our exposition here by<br />

taking up the case of Aristotle’s follower Euclid, as in the case of<br />

the work titled Euclid’s Elements.<br />

Minds Blinded by Sight<br />

The Aristotelean form of Sophistry represented by the<br />

Euclid of Euclid’s Elements, is premised upon so-called a-priori<br />

presumptions, assumptions which are associated with reliance<br />

upon the believed absurdity that “seeing is believing.”<br />

For example, it would be impossible to discover the universal<br />

principle of gravitation, as characteristic of the organization<br />

of the Solar System, except by relying, as Johannes Kepler<br />

did, upon the clear evidence of a systemic contradiction between<br />

the Solar System viewed from the standpoint of an assumed paradigm<br />

of sight, rather than the fruitfully paradoxical solution provided<br />

by contrasting the characteristic of hearing, as Johannes<br />

Kepler did, with the characteristic, linear presumption usually associated<br />

with a naive notion of the characteristic of sight. 7<br />

The entirety of the purely arbitrary presumptions underlying<br />

Euclid’s Elements, was located in a naive presumption<br />

respecting the assumed ontological elementarity of the characteristic<br />

of vision.<br />

Thus, true insight sees vision as such as representing the<br />

primitive level, sees that one’s opinions on this level, are products<br />

of a foolish belief in the reality of simple sense-experience.<br />

The lowest level of actual human intelligence, the level of actual<br />

insight, is the recognition of the fact that one’s opinions respecting<br />

sight alone, are being formed in the grip of a kind of form<br />

of mass-insanity such as “sense-certainty,” which is to be recognized<br />

as a mind blinded, thus, by blind faith in sight.<br />

For matters of science, and also history, naive seeing as<br />

such must be superseded by insight. 8<br />

6 Typically, mathematical formulations, such as mere statistics,<br />

are substituted for actual physical principles, and even for simple<br />

truth.<br />

7 Kepler’s reflection on the apparent role of the series of Platonic<br />

solids in locating the organization of the planetary orbits, led<br />

him, by aid of reflections on the preceding work of Nicholas of Cusa,<br />

Luca Pacioli, and Leonardo da Vinci, to recognize the composition<br />

of those Solar bodies then known to him as being an harmonic ordering.<br />

It was this recognition that led Kepler to his principled discovery,<br />

through recognition of the paradoxical juxtaposition of the<br />

assumptions of sight and the assumptions of harmonically ordered<br />

hearing.<br />

8 As in the distinction of Max Planck’s actual discovery from<br />

that positivists’ perversion (e.g., Ernst Mach, et al.) known as “quantum<br />

mechanics.”<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

Kepler’s discovery of the principle of general gravitation,<br />

provides a typical kind of crucial proof of the fallacy of<br />

sense-certainty. In his Harmony of the <strong>World</strong>, the discovery of<br />

general gravitation within the Solar System required the juxtaposition<br />

of two notions of senses, those of sight and hearing (i.e.,<br />

harmony), for the derivation of a general principle of gravitation<br />

among the planets. This leads to the recognition that our powers<br />

of sense-perception are to be regarded as the natural experimental<br />

instruments which “come in the box of accessories”: when the<br />

infant is delivered from “the manufacturer.”<br />

A similar insight into the fallacy of “sense-certainty”<br />

was expressed by the ancient Pythagoreans and Plato, as this was<br />

typified then in a crucial way by the construction of the doubling<br />

of the cube by Plato’s friend from Italy, the Pythagorean Archytas.<br />

Similarly, the significance of Eratosthenes’ praising that<br />

construction, was shown afresh through Europe’s Eighteenth-<br />

Century conflict between the work of Gottfried Leibniz and the<br />

Anglo-Dutch Liberals (a.k.a. empiricists) Voltaire, Abraham de<br />

Moivre, D’Alembert, Leonhard Euler, and Euler’s dupe, Joseph<br />

Lagrange. 9 The modern history of that conflict begins with the<br />

Eighteenth-Century algebra of Ferro, Cardan, Ferrari, and Tartaglia,<br />

on the subject of quadratic, cubic, and biquadratic geometries,<br />

and continues through, and beyond, the work of Carl F.<br />

Gauss in such matters as the evolution of his treatment of his<br />

Fundamental Theorem of Algebra and related matters.<br />

Gauss’s Personal Situation<br />

Carl Gauss suffered the misfortune of having come to<br />

maturity in the aftermath of the French Revolution, a time which<br />

Friedrich Schiller identified as expressing a lost, great moment<br />

of opportunity in history (the American Revolution and the great<br />

work of Abraham Kästner, Gotthold Lessing, Moses Mendelssohn,<br />

Gaspard Monge, Lazare Carnot, et al. as a moment which had<br />

fallen prey to “a little people.” Thus, although Gauss’s achievements<br />

themselves were to be essentially a continuation of the<br />

legacy of Cusa, Leonardo, Kepler, Fermat, and Leibniz, Gauss’s<br />

professional career depended upon his avoiding the appearance<br />

of support for all things which might suggest indifference to the<br />

alleged genius of the hoaxster Galileo, Sir Isaac Newton, and of<br />

such Eighteenth-Century enemies of Leibniz and Leibniz’s follower<br />

Abraham Kästner as Voltaire, de Moivre, D’Alembert, Euler,<br />

Lagrange, and their Nineteenth-Century successors such as<br />

Laplace, Cauchy, Clausius, Grassmann, and Kelvin.<br />

Thus, once more, the early Nineteenth Century had<br />

brought on a period in which the minds of most were blinded by<br />

9 Lagrange, in the last years of his life, edified the tyrant Napoleon<br />

Bonaparte, an effort used by Napoleon to disperse the leaders of<br />

the Ecole Polytechnique into technical duties in the tyrant’s military<br />

service. It was Laplace and Cauchy who destroyed the educational<br />

program of the Ecole, on orders from London.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

29


sight.<br />

Thus, when I first introduced the LYM’s current “basement<br />

team” to the challenge of their present work (presently nearing<br />

completion) on the work of Gauss, I forewarned them, that,<br />

whereas Gauss’s work is brilliant, and his post facto account of<br />

the discoveries plausible; such was the nature of his time, that his<br />

actual method of discovery was tucked, as in the case of his personal<br />

preference for non-Euclidean geometry, behind a protective<br />

screen of intellectual camouflage.<br />

The implied duty laid upon him, or his successors, on<br />

account of that carefully crafted, protective screen, included the<br />

complementary obligation to uncover what lay, awaiting today’s<br />

attention, behind the camouflage imposed by those hoaxsters who<br />

represented the reputed embodiment of the alien, Newtonian tyrant.<br />

However, today, the present result of adopting that implied<br />

mission, is, that, to the degree Gauss’s discoveries are now being<br />

presented as finished reports from the standpoint of Bernhard Ri-<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

Carl Friedrich Gauss (1777-1855)<br />

emann’s frankness in this matter, the results, thus far, are, increasingly,<br />

most agreeable.<br />

Thus, the true genius of Carl Gauss could be recognized<br />

by students today, only when the fact is considered, that much of<br />

what Bernhard Riemann said and wrote, was indebted to what<br />

Gauss, in his adult years, rarely dared to say publicly. Therefore,<br />

to really understand Gauss, it is necessary to know Riemann, and<br />

then to see how much of Riemann’s wonderful work, his habilitation<br />

dissertation and beyond, had been made possible by what<br />

Riemann recognized as having been lurking within the shadows<br />

of what Gauss had permitted himself to say.<br />

Gauss’s repeated treatments of the subject of his doctoral<br />

dissertation, on the subject of The Fundamental Theorem<br />

of Algebra (as complemented by the related paper on the law of<br />

quadratic reciprocity), are to be recognized as a recurring theme<br />

in much of the span of Riemann’s work. 10<br />

10 Gauss’s Fundamental Theorem was first presented in 1799,<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

30


2. The Infinitesimal<br />

That much said thus far: shift the choice of subsuming topic,<br />

back from the account of Gauss’s role as such, to the<br />

ontological implications of insight per se—the point of<br />

reference, the ontological standpoint, at which Gauss’s published<br />

accounts of his discoveries, are, for reasons noted above, often<br />

met at their relatively weakest expression. Gauss’s recurring,<br />

fresh treatment of the subject of his first three statements of what<br />

he would come to call his “Fundamental Theorem of Algebra,”<br />

and the intimately related, higher subject of “the law of quadratic<br />

reciprocity,” is typical.<br />

Nonetheless, Gauss’s intention, however bounded by<br />

the ugly peer-review pressures of his time and place as a young<br />

adult, onward, is nevertheless to be seen as persistent in his effort<br />

to provide his more sensible readers crucial evidence leading<br />

them, hopefully, toward the relevant conclusions which Gauss<br />

dares not state explicitly. 11 Once Riemann’s 1854 habilitation dissertation<br />

and his treatment of Abelian functions are taken into<br />

account, and the preceding writings of Gauss viewed from this<br />

standpoint, the debated matter of Gauss’s ontological intention,<br />

contrary to D’Alembert, Leonhard Euler, and the crooked British<br />

imperial assets Laplace and Cauchy, et al., should be clear to any<br />

qualified student of such matters. 12<br />

Gauss’s treatments of the subject of the Fundamental<br />

uttered as a direct rebuttal of Euler’s 1760 publication on that subject<br />

and the closely related matter of the law of quadratic reciprocity. In<br />

all of his published work on this subject, the underlying theme which<br />

Gauss references, but does not state explicitly, is the Leibniz notion<br />

of the ontologically infinitesimal, a connection made implicitly<br />

clear in Gauss’s work.<br />

11 See Bernhard Riemann, Über die Hypothesen. Welche<br />

der Geometrie zu Grunde liegen (New York: Dover reprint edition,<br />

1953): Sections numbered I. (Begriff einer nfach ausgedehnten<br />

Grösse), p. 273, and II. Massverhältnisse, deren eine Mannigfaltigkeit<br />

von n Dimensionen fähig ist ...), p.276.<br />

12 With the defeat of the Emperor Napoleon Bonaparte, the<br />

French intention of electing Lazare Carnot President of a French<br />

Republic was defeated by action of the relevant British occupation<br />

authority, the Duke of Wellington, sticking a wretched Bourbon on a<br />

London-controlled French throne. Under this British reign over occupied<br />

France, the scoundrels Laplace and Cauchy were installed to<br />

uproot the educational program of the Ecole Polytechnique’s Gaspard<br />

Monge. Monge was dumped, and his associate Lazare Carnot<br />

went to die as an exiled hero, in Magdeburg. The mental disease<br />

called positivism, thus grabbed control, but for a relatively few stubborn<br />

heroes, of the official French scientific intellect. Cauchy’s role<br />

as a hoaxster, and plagiarist of the work of Abel, was finally exposed<br />

by examining Cauchy’s post-mortem files. Carnot was a fellow<br />

member, with Alexander von Humboldt, of the Ecole.<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

Theorem of Algebra and its crucial, correlated reflection of that<br />

“Theorem,” as reflected in what he defines as a “law of quadratic<br />

reciprocity,” point the alert student toward the ontological issue<br />

which he wishes to argue, but, considering the auspices, he dares<br />

not do that too explicitly. The often referenced parallel, related<br />

case of what is actually anti-Euclidean geometry, is to be considered<br />

in this light, as being a correlative of that view of the<br />

Fundamental Theorem.<br />

The relevant argument to that effect, is as follows.<br />

Once we acknowledge, as the Pythagoreans and Plato<br />

already knew, that the objects of sense-certainty are never better<br />

than shadows cast by an unsensed, but nonetheless efficient reality,<br />

and, when the same matter is then reviewed from the standpoint<br />

of Riemann’s work, the issues are much clearer.<br />

The crucial point, as I have repeatedly emphasized in<br />

earlier locations, is the fact that the enemy of Leibniz, of Gauss,<br />

of Riemann, et al., in science, has been the pack of hoaxsters<br />

typified by the Eighteenth-Century Liberals such as Antonio<br />

Conti, Voltaire, de Moivre, D’Alembert, Leonhard Euler, and<br />

Euler’s dupe Joseph Lagrange. With that British victory over<br />

France which Britain secured through, successively, the siege of<br />

the Bastille, the French Terror, Napoleon Bonaparte’s reign, and<br />

the British monarchy’s triumph at the Congress of Vienna, young<br />

Gauss had now entered the Nineteenth Century, entering a world<br />

in which official science was oppressed by the top-down enforcement<br />

of that moral, intellectual corruption known as the Liberalism<br />

of Euler and Euler’s followers.<br />

If we, then, take into account the specific issues of scientific<br />

method posed, still today, by that same Liberal political<br />

corruption, of the reigning official opinion in science of that time,<br />

and ours, too, we are enabled to distinguish what Gauss clearly<br />

intended, from what the same fear of reactions by powerful adversaries<br />

prevented him from stating clearly, as was the case in<br />

his suppression of reports of his own discoveries in anti-Euclidean<br />

geometry. To present this case, it is necessary to restate here<br />

the related point made in locations published by me earlier.<br />

The Roots of Science<br />

When we trace the history of European science from its<br />

roots, in Sphaerics, from the ancient maritime culture which settled<br />

Egyptian civilization (including that, notably, of Cyrenaica),<br />

we must recognize what can be competently termed “science” as<br />

being rooted essentially in the development of the navigational<br />

systems of the ancient, seafaring maritime cultures of the great<br />

periods of glaciation, rather than such silly, but popular academic<br />

myths as attempting to trace civilization from “riparian” cultures<br />

as such. It was the observation of both seemingly regular and<br />

anti-entropic cycles in the planetary-stellar system, which is the<br />

only supportable basis for the notion of “universal,” as that term<br />

could be properly employed for grounding the notion of science<br />

per se today.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

31


The case of the settlement<br />

of Sumer and its culture, from the<br />

sea, by a non-Semitic people’s<br />

sea-going, Indian Ocean culture’s<br />

colonizing of southerly Mesopotamia,<br />

is indicative. 13 In any case,<br />

the very idea of science would have<br />

no secured basis in knowledge unless<br />

very long spans of ocean-going<br />

maritime cultures were taken into<br />

account for crucially relevant features<br />

of ancient calendars.<br />

In short, the notion of<br />

universal, which does not exist as<br />

a functional conception in Liberalism,<br />

is the essence of any competent<br />

effort at developing actual scientific<br />

knowledge. Only long-ranging<br />

ancient maritime cultures could<br />

have been impelled to produce the<br />

elementary considerations underlying<br />

the Sphaerics from which all of<br />

competent strains in European, or<br />

other science has been derived. The<br />

idea of a universal physical principle,<br />

on which all competent science<br />

is premised, could not come into<br />

existence for mankind in any other<br />

way, unless we were to presume<br />

the source of this opinion to be,<br />

arbitrarily, colonists arriving from<br />

“outer space.” I emphasize, that the<br />

true concept of universal, does not<br />

actually exist as a scientific conception<br />

within the bounds of empiricism or its spin-offs.<br />

What we know with certainty, respecting contrary views<br />

on the possibility of the existence of a practice of science, is that<br />

the contrary views are all either implicitly “malthusian,” or are<br />

products of a type of culture, such as the typical “oligarchical<br />

model,” congruent with malthusianism. I emphasize, that all<br />

such latter types known to us generally now, belong to a category<br />

known to ancient through modern European cultures as “the oligarchical<br />

model,” a model to be recognized as being congruent<br />

with Aeschylus’ representation of the Satanic-like figure of that<br />

Delphic Olympian Zeus. This was the Zeus, who, in Aeschylus’<br />

13 Suspected to have been an offshoot of a maritime culture of<br />

the Dravidian, or closely related language-group. Herodotus indicates<br />

a kindred maritime-cultural origin for Ethiopia. So, Bal Gangadhar<br />

Tilak back-traced the origins of Sanskrit to a colonization,<br />

across land, from the north coast of Siberia, through mid-Asia, into<br />

Iran and northern India (Orion, and Arctic Home in the Vedas).<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

Johannes Kepler (1571-1630)<br />

discoverer of Universal Gravitation<br />

account, banned the knowledge<br />

of science (e.g., “fire”) from the<br />

minds of those mortal men and<br />

women such as Lycurgan Sparta’s<br />

helots, the lower, subjugated social<br />

classes.<br />

It is to be emphasized now,<br />

as we contemplate the global wave<br />

of mass-starvation which has been<br />

caused by the spread of the massmurderous,<br />

neo-Malthusian model<br />

of that British lackey otherwise<br />

known as former Vice-President<br />

Al Gore, that virtually all of the<br />

great crises of known civilizations<br />

have been the result of those same<br />

policies of practice which are fairly<br />

identified as pro-Satanic attempts<br />

to ban scientific knowledge and its<br />

practice from the great majority of<br />

the world’s human populations. 14<br />

Such has been the accelerating<br />

decline of the physical economy<br />

of the U.S.A., per capita and per<br />

square kilometer, since the terrible<br />

developments and aftermath of<br />

1968. 15<br />

The upshot of that line of<br />

inquiry, is that we exist within a<br />

stellar universe which is governed<br />

by what Albert Einstein, for example,<br />

emphasized as being universal<br />

physical principles of change.<br />

14 Former U.S. Vice-President Al Gore, a British agent against<br />

the U.S.A.’s American System of political-economy, who walks in<br />

the footsteps of the de facto traitor to the U.S.A., and sometime U.S.<br />

Vice-President Aaron Burr, is a typical advocate of the “oligarchical<br />

model.” President Andrew Jackson of “Trail of Tears” notoriety, had<br />

been an accomplice of Burr’s anti-U.S. conspiracy, and had served<br />

as U.S. President as a lackey and accomplice of Land-Bank swindler<br />

and later U.S. President Martin van Buren.<br />

15 It is not merely the actions of the trans-Atlantic “sixty-eighters”<br />

and the U.S. Richard Nixon Administration which have caused<br />

the pattern of accelerating physical decline of the economies of the<br />

Americas and Europe since 1968. Trends do not perpetuate themselves,<br />

except as the relevant trend takes life, as a form of “tradition,”<br />

within the culture of those who are shaping the policy-making<br />

proclivities of the society. To free the U.S.A., in particular, from the<br />

grip of forty years of self-destruction, we must free control over our<br />

society’s policy-shaping from the hands and minds of those who embody<br />

the “68ers” tradition.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

32


These principles are presented to us in this capacity,<br />

as they were to long-ranging ancient maritime cultures,<br />

presented so in their astronomical expression,<br />

as a combination of both ostensibly regular and antientropic<br />

universal physical principles of change. Some<br />

cycles, such as the equinoctial cycle, are long-ranging,<br />

and may appear to be fixed. However, contrary to the<br />

neo-Aristotelean fraudster Claudius Ptolemy, and to<br />

Clausius, Grassmann, and Kelvin, the universe is not,<br />

ontologically, a domain of cycles of repeatedly fixed<br />

no-change: the universe is essentially anti-entropic.<br />

In the latter case, that universe of change, the<br />

universe is finite, but anti-entropic, in the respect that<br />

nothing exists outside it. Thus, rather than the foolishness<br />

of a ignorant believer’s assumption of an Euclidean<br />

or Cartesian, limitless space, the universe is not Euclidean,<br />

nor Cartesian, but a dynamic system in the sense<br />

of dynamic employed by the ancient Pythagoreans and<br />

Plato, or such as Leibniz, Riemann, Max Planck, and<br />

Einstein, in modern science. This notion of a physically<br />

efficient universality which I have just presented here<br />

so, is, as Albert Einstein emphasized, indispensable for<br />

modern universal science; without this notion, no competent<br />

notion of the work of Kepler, Fermat, Leibniz,<br />

Gauss, or Riemann can be reached.<br />

This notion which I have just so emphasized, is<br />

crucial for understanding the great Nineteenth-Century<br />

crisis in science which Gauss and Riemann addressed.<br />

The interwoven conceptions of a “Fundamental Theorem<br />

of Algebra” and “law of quadratic reciprocity”<br />

in the work of Gauss, are typical of this. Riemann’s<br />

remedy for what is lacking in the work of Gauss, addresses<br />

precisely this conceptual problem, a problem<br />

which continues to underlie not only the ongoing essential<br />

work of all modern science, but the systemically<br />

dynamic form of social crisis menacing the very existence<br />

of world society today.<br />

Our Universe<br />

That aspect of the efficiently existing universe which is<br />

accessible to our sense-perceptual powers, is the passing footprints<br />

of those powers which generate such shadows themselves. As Albert<br />

Einstein made this point in his own fashion, it is through the<br />

relevant power of insight, like that of Kepler’s uniquely original<br />

discovery of universal gravitation, which is, manifestly, uniquely<br />

specific to the human species, that we are enabled to adduce the<br />

eternal motion of that great unseen entity which has left those<br />

footprints upon our heavens. Such is the implication of Riemannian<br />

dynamics, as also that of Leibniz before him.<br />

As emphasized here earlier, the fact that the organization<br />

of the Solar System is fairly regarded as in conformity with<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

Cupola of Santa Maria del Fiore, in Florence, Italy<br />

Kepler’s harmonic approximation, as Albert Einstein emphasized<br />

the principle involved, defines a universe which is ontologically<br />

finite. That is to say, that principles, such as the principle of<br />

gravitation as discovered by Kepler, principles which envelop our<br />

universe, are discoverable, and provable, only through the kind<br />

of method of dynamics which Gottfried Leibniz revived from<br />

the earlier discoveries of the Pythagoreans and Plato. We owe<br />

comprehension of the implications of that fact, as Albert Einstein<br />

emphasized, chiefly to the work of Johannes Kepler and Bernhard<br />

Riemann. However, that discovery had already been made<br />

implicitly by Cardinal Nicholas of Cusa, in such among his works<br />

as the seminal De Docta Ignorantia, but it had also been known,<br />

earlier, by the Pythagoreans and Plato.<br />

To restate this same point: the principled form of ac-<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

33


tion which is expressed to our senses as a predicate of universal<br />

principles, is the universal principle on which all manifest forms<br />

of apparently principled actions depend for their expression. The<br />

universe of experience is defined, thus, as Einstein defined it, as<br />

self-bounded. Thus, it is a finite universe in that sense, but without<br />

any external boundary but the principle of anti-entropic, creative<br />

powers associated with the notion of a Universal Creator.<br />

The human faculty upon which such higher-ranking<br />

knowledge of that higher, efficiently necessary existence depends,<br />

is the object of insight in the fullest sense of Plato’s presentation<br />

of that notion. Thus, all competent modern science depends upon<br />

the view of this matter by Nicholas of Cusa.<br />

To summarize that point: the notion of an ontologically<br />

existing universe, as opposed to some Euclidean or kindred sort<br />

of Sophist’s fantasy, depends upon the notion of universal lawfulness,<br />

as Einstein’s view of Kepler’s work illustrates the crucial<br />

point of all this present discussion.<br />

To illustrate that point, take the case of the history of the<br />

modern European discussion which led into Gauss’s first statement<br />

of what was to become known as his view of the challenge<br />

of the Fundamental Theorem of Algebra. Go back to the previously<br />

referenced, Sixteenth-Century treatment of the subject of<br />

the relations among quadratic, cubic, and biquadratic residues, as<br />

by Cardan et al.<br />

The ontological implications of this Sixteenth-Century<br />

treatment of those matters must be considered against the background<br />

of Archytas’ duplication of the cube. Against that historical<br />

background of Sphaerics, the principled nature of the systemic<br />

fallacy of the method employed by Cardan et al. should have<br />

been obvious. What should have been the obvious remedy for<br />

that had been supplied, during the Fifteenth Century by the work<br />

of Filippo Brunelleschi, 16 Nicholas of Cusa, and Luca Pacioli, as<br />

also by the surviving known fragments of the work of Leonardo<br />

da Vinci. In brief, the necessary approach would have been the<br />

same concept of physical geometry on which I had insisted during<br />

my adolescence, or, much more appropriately, Riemannian<br />

physical geometry, rather than the ivory-tower formalities of an<br />

implicitly pro-Euclidean algebra.<br />

In other words, when the empiricist followers of Descartes<br />

and Antonio Conti employed the fallacy of the hoaxsters de<br />

Moivre and D’Alembert, in crafting the hoax of so-called “imaginary<br />

numbers” for the fraudulent attack on Leibniz by themselves,<br />

Leonhard Euler, et al., they were not merely constructing<br />

a fraud against physical science. They were behaving as a-priorist<br />

incompetents in refusing to grasp the readily accessible, physicalgeometry<br />

implications of the uniqueness of Archytas’ method for<br />

constructing a process of duplication of the cube, rather than the<br />

intrinsically incompetent, Sophist method of Aristotle, Euclid,<br />

16 As in Brunelleschi’s employment of the catenary as a principle<br />

of physical geometry which had been the required principle of<br />

design for the construction of the cupola of Santa Maria del Fiore.<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

and Claudius Ptolemy.<br />

Admittedly, this erroneous presumption reflected a crucial<br />

oversight which had been made by the Sixteenth-Century<br />

set of Cardan et al., prior to the experimentally crucial discovery<br />

of least action by Pierre de Fermat. However, the discoveries by<br />

Kepler and Fermat were an integral feature of both the uniquely<br />

original discovery of the calculus (ca. 1676) by Leibniz, but,<br />

more emphatically, Leibniz’s taking into account the crucial principle<br />

of Fermat in Leibniz’s own crafting, in collaboration with<br />

Jean Bernouilli, of the concept of a universal physical principle<br />

of least action.<br />

This “imaginary number” fraud by de Moivre,<br />

D’Alembert, Euler, et al., was not merely a reflection of their apparent<br />

ignorance of elementary principles of physical geometry<br />

known since no later than Archytas and Eratosthenes. It was to be<br />

seen as an echo of the “malthusian” oligarchical-model hoax expressed<br />

by the Olympian Zeus of Aeschylus’ Prometheus Trilogy.<br />

When that aspect of the matter is taken into account,<br />

the difficulty which threatened Carl Gauss in the matter of the<br />

Fundamental Theorem of Algebra, ought to become transparent.<br />

Gauss’s third statement of that case ought to have made it clear,<br />

retrospectively, to all modern mathematical physicists re-considering<br />

Gauss’s proof, once the publication of Riemann’s habilitation<br />

dissertation had made clear the essential issue lurking in the<br />

shadows of Gauss’s own argument.<br />

From the appearance of Riemann’s habilitation dissertation<br />

and his Theory of Abelian Functions, onward, the deeper<br />

implications of the history of modern science since Nicholas of<br />

Cusa’s De Docta Ignorantia should have been clear, as Albert<br />

Einstein located the root of competent modern physical science<br />

in those methods which Kepler had attributed to Cusa’s work, the<br />

work which, chiefly, founded competent forms of modern European<br />

science.<br />

Such is the nature of true insight.<br />

3. <strong>Insight</strong> Reviewed<br />

At the close of July 2007, the world as a whole entered<br />

a phase-shift into chronic hyperinflation, into what has<br />

been, ever since that date, a general breakdown-crisis of<br />

the present world system as a whole. Since that time, the entire<br />

world’s presently existing, post-August 1971 monetary-financial<br />

system, has been doomed to its extinction, in one way, or another.<br />

There are alternatives, but these mean abandoning what<br />

has become the 1971-2008 world monetary-financial system.<br />

It means putting the present system under a juridical system of<br />

reorganization-in-bankruptcy, and replacing it with an echo of<br />

the principles and intentions of President Franklin Roosevelt’s<br />

policy for a Bretton Woods world monetary system free of those<br />

vestiges of British imperialism which, unfortunately, reign, and<br />

ruin us all, still today.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

34


It is important<br />

to recognize<br />

that we are<br />

obliged to use that<br />

term, “British Imperialism,”<br />

because<br />

that is the name by<br />

which it goes. The<br />

content of what that<br />

term connotes, is an<br />

international financial<br />

tyranny whose<br />

appropriate technical<br />

term of description<br />

is Anglo-Dutch<br />

Liberalism, which<br />

means the present<br />

form of organization<br />

of a network<br />

of financier and<br />

closely associated<br />

interests which was<br />

built up in northern<br />

maritime Europe by<br />

Venice’s Paolo Sarpi<br />

and his followers.<br />

“British” in “British<br />

Imperialism” marks<br />

that empire-in-fact,<br />

the leading single<br />

imperial power in<br />

the world today<br />

(since the 1971-<br />

1972 betrayal of the U.S.A. by the Administration of President<br />

Richard Nixon), which had first been established as the imperial<br />

power of a private company, the British East India Company<br />

through the implications of the Paris Peace of February 1763.<br />

Such is the great challenge to the creative powers of the<br />

members of mankind today.<br />

Thus, on July 25th, I spoke: “... this occurs at a time<br />

when the world monetary system is now currently in the process<br />

of disintegrating. There’s nothing mysterious about this; I’ve<br />

talked about it for some time; it’s been in progress, it’s not abating.<br />

What’s listed as stock values and market values in the financial<br />

markets internationally is bunk! These are purely fictitious<br />

beliefs. There is no truth to it; the fakery is enormous. There is<br />

no possibility of a non-collapse of the present financial system—<br />

none! It’s finished, now! The present financial system cannot continue<br />

to exist under any circumstances, under any Presidency,<br />

under any leadership, or under any leadership of nations. Only a<br />

fundamental and sudden change in the world monetary-financial<br />

system will prevent a general, immediate, chain-reaction type of<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

The author, presenting an international webcast on July 25, 2007<br />

collapse. At what speed we do not know, but it will go on, and it<br />

will be unstoppable! And the longer it goes on before coming to<br />

an end, the worse things will get. And there is no one in the present<br />

institutions of government who is competent to deal with this.<br />

The Congress—the Senate and the House of Representatives—is<br />

not currently competent to deal with this. And if the Congress<br />

goes on recess, and leaves Cheney free, then you might be kissing<br />

the United States and much more good-bye by September.<br />

“This is the month of August; it’s the anniversary of<br />

August 1914. It’s the anniversary of August 1939. The condition<br />

now is worse,objectively, than on either of those two occasions.<br />

Either we can make a fundamental change in the policies of the<br />

United States now, or you may be kissing civilization good-bye<br />

for some time to come....” 17<br />

17 From the original transcript of my remarks on that occasion.<br />

(For the complete transcript of LaRouche’s July 25, 2007 webcast,<br />

see EIR, Aug. 3, 2007.)<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

35


The Individual in History<br />

As I have said repeatedly, of late, the history of mankind<br />

is not event-driven; it is man-driven. The most essential decisions<br />

which drive the actually crucial changes in the course of history<br />

have often been what was deemed impossible by conventional<br />

opinion-makers earlier. It is not what happened in yesterday’s<br />

usually fraudulent leading press reports which drives history;<br />

it is men or women of a special kind of influence, such as our<br />

Benjamin Franklin, or the great historian and dramatist Friedrich<br />

Schiller, who choose to lead nations in one direction or another.<br />

It is rarely a matter of choosing from among multiple choices<br />

on the table; the most momentous turns in history have been the<br />

changes, changes made by the initiative of a seemingly tiny minority,<br />

changes like the founding of our Constitutional republic<br />

which had seemed, in July 1776, to the world at large, not merely<br />

impossible, but an ill-fated conceit of a few.<br />

The greatest decisions in history are made by men or<br />

women, as individuals, decisions which have seemed virtually<br />

impossible to conventional institutions and public opinion even<br />

a relatively short time before. All great turns in history of that<br />

quality come as the unique innovation in thought and will by relatively<br />

rare individuals. So, President Abraham Lincoln saved our<br />

republic, virtually despite itself; so, the greatest poets and scientists<br />

did what no one else had dreamed before.<br />

The greatest of all such deeds occur in such times as those<br />

of which the great English Classical poet, Percy Bysshe Shelley<br />

wrote in his In Defence of Poetry. There are times when much<br />

of a people is overcome by a marvelous increase in the power of<br />

imparting and receiving profound and impassioned conceptions<br />

of man and nature, as by the inspiration of the then already deceased<br />

Friedrich Schiller in calling forth the great initiative of the<br />

German people led by Scharnhorst in organizing, according to the<br />

principle of strategy defined by Schiller’s studies of the religious<br />

wars in the Netherlands and the Thirty Years War, to accomplish<br />

the otherwise seemingly impossible defeat of the tyrant Napoleon<br />

Bonaparte in Russia and in that tyrant’s desperate effort to return<br />

to France to raise a new army and a new general war.<br />

So, a Genoese sea-captain working in the service of Portugal,<br />

the greatly talented and inspired Christopher Columbus,<br />

was led by his continuing study of the testament of the founder<br />

of modern science, Cardinal Nicholas of Cusa, one of the greatest<br />

geniuses of all modern history, to devise a plan for realizing Cusa’s<br />

program, for great strategic voyages across the great oceans,<br />

to rescue a corrupted European culture by extending its reach to<br />

distant lands. This was Cusa’s intention, as actually adopted, with<br />

full consciousness of that intention, by Columbus from about<br />

1480 onward, which created the Americas, and brought about<br />

that subsequent colonization of New England which gave birth to<br />

what became our United States.<br />

This was the object of the actual founding of our republic,<br />

the U.S.A., whose morality was defined, first, by the crucial<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

Christopher Columbus (1451-1506)<br />

passage of a work denouncing the evil slaver John Locke, the passage,<br />

“the pursuit of happiness,” from Gottfried Leibniz’s New<br />

Essays on Human Understanding, which is the core principle<br />

of our Declaration of Independence and the root of the principle<br />

of moral law of our republic which is elaborated, as in the spirit<br />

of the Peace of Westphalia, as also reflected in the great Platonic<br />

and Christian principle of agape, in the Preamble of our Federal<br />

Constitution.<br />

Thus, the true history of mankind is only that which is<br />

defined by the actuality of the perfectly sovereign creative powers<br />

which can be expressed only by the individual creative personality.<br />

These are the same creative powers, unique to sovereign<br />

individual minds, which are expressed by uniquely great discoveries<br />

of scientific principle, as by the Pythagoreans, Plato, Cusa,<br />

Kepler, and Leibniz, or Classical qualities of artistic principle,<br />

such as those of Friedrich Schiller, or the combination of initiatives<br />

rooted in a concurrence of scientific craft and moral inspiration<br />

in the achievement of Christopher Columbus.<br />

The contrary implication to be considered, against that<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

36


ackground, is that the chief source of the ugliest failures of<br />

humanity is a certain kind of popularized stupidity of the type<br />

demanded by the Olympian Zeus of Aeschylus’ Prometheus<br />

Bound, as demanded by the creature of the British Foreign Office’s<br />

Jeremy Bentham, Thomas Malthus, or as the lame-brained<br />

perversions uttered by that pathetic puppet known as the incumbent<br />

President of our U.S.A. Popular opinion, such as that induced<br />

by our presently, inherently corrupt and lying major news<br />

media, is the deadliest of the Trojan Horses inserted into the domains<br />

of mankind today.<br />

In that sense, the issue of the development of the creative<br />

powers of the individual young member of society is, in<br />

the final analysis, the most crucial political, and also moral issue<br />

of the existing cultures of this planet, most notably our presently<br />

dumbed-down, Boomer-ridden U.S.A. Our present educational<br />

systems have assisted greatly in making our people stupid enough<br />

to be influenced by the opinions uttered by the proverbial “paid<br />

prostitutes” of our presently popular “yellow” press.<br />

The Relevant Paradox<br />

The power of creativity, as I have presented the case<br />

summarily in the preceding chapters here, is, as I have already<br />

emphasized, not only a built-in natural potential of the human<br />

individual, a potential absent in all animal species; it is unique<br />

to all persons who are not victims of relevant damage to their<br />

potential range of human powers. In broad terms, therefore, every<br />

individual should be developed as a truly creative personality.<br />

As the case may be, as cows do not make for intelligent<br />

citizens, it is wrong to attempt to train people to become cows, as<br />

the latter has been done, in effect, to most of the human population<br />

in most known cultures to present date. The subject, therefore,<br />

is, once more, the case of the suppression of knowledge of<br />

“fire” by order of the archetypical Malthusian (or, present-day<br />

Malthusian and lying former Vice-President Al Gore). Only under<br />

artificial conditions such as those prescribed by Britain’s leading<br />

anti-humanist, the <strong>World</strong> Wildlife Fund’s Prince Philip, is the<br />

natural, human intellectual potential of the person suppressed in<br />

ways—pro-Malthusian ways—which turn children into the virtually<br />

half-witted cattle of today’s neo-Malthusian movements.<br />

Consider what caused the legendary Olympian Zeus to<br />

cook up this anti-human role of “environmentalism.” There are<br />

two, complementary motives.<br />

First, actually creative and brave people will not willingly<br />

submit to either a legendary Olympian Zeus, or a Prince<br />

Philip or Al Gore. Second, since mankind’s creativity is typically<br />

expressed through its realization as scientific and related progress<br />

in developing prevalent human conditions, the continuation of<br />

the progress which man’s true nature demands, “uses up natural<br />

resources” in ways which only the natural advances in the science-driven<br />

and related creative productive powers of mankind<br />

could remedy.<br />

On the Subject of ‘<strong>Insight</strong>’<br />

LaRouche<br />

On the latter account, of the Earth’s total mass, the portion<br />

corresponding of pre-biotic masses is shrinking as a percentile<br />

relative to the product of living processes, while the rate of<br />

increase of the portion of the mass generated by human activity is<br />

increasing, relative to both abiotic residues and residues of other<br />

kinds of living processes.<br />

Thus, to keep large populations sufficiently stupefied to<br />

be reigned over by the tyrannical likes of the Olympian Zeus, it<br />

is necessary (for the sake of that tyranny) to keep subject populations<br />

as stupid as possible, and, therefore, to prevent actual increases<br />

in the productive powers of human labor, or, even, as has<br />

been done in the U.S.A., and in western and central Europe since<br />

1989, to reverse previous economic progress absolutely. 18<br />

For that reason, nominal American citizens such as former<br />

Vice-President (and traitor) Aaron Burr and former Vice-<br />

President-turned-British-lackey Al Gore do not like honest patriots<br />

of our U.S.A. very much.<br />

However, on the opposite side of that matter, the potential<br />

for developing true scientific creativity, and also artistic creativity<br />

in the individual member of society, is there. It exists, and<br />

can be promoted, if we come to understand this subject-matter,<br />

and are willing to make its achievement the essential goal for the<br />

development of our future individual citizen.<br />

My own dedication to that mission is multifarious; but,<br />

my most essential, relevant skill is in the field of those expressions<br />

of physical-scientific creativity which are coincident with<br />

my special competence in the domain of physical economy. To<br />

this end, I have promoted an approach to the students’ replication<br />

of the development of the principal valid currents of physical science,<br />

ranging, explicitly, and most typically, from the Pythagoreans<br />

and Plato through Cusa, Leonardo, Kepler, Fermat, Leibniz,<br />

Gauss, the Monge-Carnot phase of the Ecole Polytechnique,<br />

Dirichlet, and Riemann. Those who work in relevant forms of<br />

teams, to relive the acts of discovery which are most relevant<br />

for re-experiencing first-hand knowledge of the most-relevant<br />

discoveries, can generally succeed in one significant degree or<br />

another.<br />

With great science and great Classical art, combined, we<br />

can generate among us new generations sharing the quality of<br />

temperament we should require for those generations of our new<br />

citizens. The benefit would be, not only skills, but the fostering of<br />

the truly creative powers of the human mind, upon which progress<br />

depends.<br />

Best of all, once one knows that expressed quality of<br />

potential in oneself, which distinguishes one from an ape, or brutalized<br />

slave, insight comes naturally, because it is natural, for as<br />

long as people are developed for what the human individual is,<br />

and is intended to become.<br />

18 As in the pattern set by the predatory, dictatorial, Thatcher-<br />

Mitterrand “conditionalities” imposed upon Germany.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

37


Third Demonstration<br />

Gauss<br />

Th i r d de m o n s T r aT i o n o f T h e Th e o r e m Co n C e r n i n g T h e<br />

Decomposition of Integral Algebraic<br />

Functions into Real Factors<br />

Carl F. Gauss<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

This, the third of Carl Gauss’s four proofs of the Fundamental<br />

Theorem of Algebra, appeared in 1816. Here, Gauss makes a rare inter-<br />

ventiaon for a physical basis of mathematics. It was translated by Mervyn<br />

Fansler, who offers this disclaimer: “Since my German is much further along<br />

than my Latin, this translation derives from a German translation of the<br />

original published by E. NE t t E in Ostwald’s Klassiker der exakten<br />

Wissenschaften, B. 14. The original Latin version, which appeared in the<br />

Commentationes recentiores... and is the version published in Gauss’s<br />

Gesammelte Werke, was consulted as a reference.<br />

After the previous treatise was already printed, continued<br />

meditations upon the same subject led me to a new proof<br />

of the theorem, which, similar to the preceding, is purely<br />

analytical, yet is based upon entirely different principles, and,<br />

with respect to simplicity, appears by far to be superior to the for-<br />

mer. To this third proof are the following pages now devoted.<br />

1.<br />

Let the following function of the indeterminate x be<br />

given:<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

whose coefficients A, B, C,... are determined real magnitudes.<br />

Considering r, ϕ to be other indeterminate magnitudes and set-<br />

ting<br />

The factor r can evidently be canceled out of the de-<br />

nominator of the last formula, since t’, u’, t’’, u’’ are divisible<br />

by it. Finally, let r be a determined positive magnitude, which,<br />

though indeed arbitrary, should still exceed the highest of the<br />

magnitudes<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)+M cos<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)+M sin<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ) =<br />

for these magnitudes the signs of A, B, C, D, ... should be ne-<br />

glected; that is, any negative signs occurring should be changed<br />

into positive. Following this preparation, I claim that<br />

+<br />

TT � + UU �<br />

r = R<br />

tt � + uu �<br />

assuredly obtains a positive value if we set r = R, which also gives<br />

a (real) value to ϕ.<br />

Demonstration. Setting<br />

it follows:<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

1<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

1<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

1<br />

1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

− 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

− 3)ϕ + ... + Lr cos ϕ + M = t<br />

− 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

− 3)ϕ + ... + Lr sin ϕ = u<br />

−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

1<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

1<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

1<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

1<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

− 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

− 3)ϕ + ... + Lr cos ϕ + M = t<br />

− 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

− 3)ϕ + ... + Lr sin ϕ = u<br />

−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)+M cos(45 ◦ + mϕ) =T,<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)+M sin(45 ◦ + mϕ) =U,<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ) =T � ,<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ) =U � ,<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(4<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(4<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + L<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + L<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)+M cos(45 ◦ + mϕ) =T,<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)+M sin(45 ◦ + mϕ) =U,<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ) =T � ,<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ) =U � ,<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)+M cos(45 ◦ + mϕ) =T,<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)+M sin(45 ◦ + mϕ) =U,<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ) =T � ,<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ) =U � ,<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)+M cos<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)+M sin(<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ) =<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ) =<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)+M cos(45 ◦ + mϕ) =T,<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)+M sin(45 ◦ + mϕ) =U,<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ) =T � ,<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ) =U � ,<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)+M cos(45 ◦ + mϕ) =T,<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)+M sin(45 ◦ + mϕ) =U,<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ) =T � ,<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ) =U � ,<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(4<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(4<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... +<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + L<br />

mA √ 2, 2<br />

�<br />

mB √ 2, 3<br />

�<br />

mC √ 2, 4<br />

�<br />

mD √ 2, ...;<br />

R m cos45 ◦ + AR m−1 cos(45 ◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ)+M cos(45 ◦ + mϕ) =T,<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ)+M sin(45 ◦ + mϕ) =U,<br />

mR m cos45 ◦ +(m − 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m − 1)ϕ) =T � ,<br />

mR m sin45 ◦ +(m − 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ +2ϕ)<br />

+(m − 3)CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ) =U � ,<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

X = x m + Ax m−1 + Bx m−2 + Cx m−3 + ... + Lx + M,<br />

ϕ<br />

r m cos mϕ + Ar m−1 cos(m − 1)ϕ + Br m−2 cos(m − 2)ϕ<br />

+ Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ + M = t<br />

r m sin mϕ + Ar m−1 sin(m − 1)ϕ + Br m−2 sin(m − 2)ϕ<br />

+ Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u<br />

mr m cos mϕ +(m − 1)Ar m−1 cos(m − 1)ϕ +(m − 2)Br m−2 cos(m − 2)ϕ<br />

+(m − 3)Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t �<br />

mr m sin mϕ +(m − 1)Ar m−1 sin(m − 1)ϕ +(m − 2)Br m−2 sin(m − 2)ϕ<br />

+(m − 3)Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �<br />

m 2 r m cos mϕ +(m − 1) 2 Ar m−1 cos(m − 1)ϕ +(m − 2) 2 Br m−2 cos(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 cos(m − 3)ϕ + ... + Lr cos ϕ = t ��<br />

m 2 r m sin mϕ +(m − 1) 2 Ar m−1 sin(m − 1)ϕ +(m − 2) 2 Br m−2 sin(m − 2)ϕ<br />

+(m − 3) 2 Cr m−3 sin(m − 3)ϕ + ... + Lr sin ϕ = u �� ,<br />

(t 2 + u 2 )(tt �� + uu �� )+(tu � − ut � ) 2 − (tt � + uu � ) 2<br />

r(t 2 + u 2 ) 2<br />

= y.<br />

38


+ Rϕ)+BR cos45 + AR cos(45 cos(45 +2ϕ) + CR + ϕ)+BR cos(45 +3ϕ)+... cos(45 + +2ϕ) LR cos(45 +(m− 1)ϕ)+M cos(45 + mϕ) =T,<br />

R m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ +3ϕ)+... + LR cos(45 +2ϕ)<br />

◦ +(m− 1)ϕ)+M cos(45 ◦ + CR + mϕ) =T,<br />

m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m− 1)ϕ)+M cos(45 ◦ cos(45 + mϕ) =T,<br />

◦ + ϕ)+BR m−2 cos(45 ◦ +2ϕ)<br />

+ CR m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m− 1)ϕ)+M sin(45 ◦ + ϕ)+BR + mϕ) =U,<br />

m−2 sin(45 ◦ R +2ϕ)<br />

m sin45 ◦ + AR m−1 sin(45 ◦ + ϕ)+BR m−2 sin(45 ◦ cos(45 +2ϕ)<br />

◦ +3ϕ)+... + LR cos(45 ◦ +(m− 1)ϕ)+M cos(45 ◦ + mϕ) =T,<br />

Third Demonstration<br />

Gauss<br />

mR m cos45 ◦ +(m− 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +3ϕ)+... + LR sin(45 +2ϕ)<br />

◦ +(m− 1)ϕ)+M sin(45 ◦ + CR + mϕ) =U,<br />

m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m− 1)ϕ)+M sin(45 ◦ sin(45 + mϕ) =U,<br />

◦ + ϕ)+BR m−2 sin(45 ◦ +2ϕ)<br />

+(m− 3)CR m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m− 1)ϕ) =T � cos(45 ,<br />

◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ mR +2ϕ)<br />

m cos45 ◦ +(m− 1)AR m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ sin(45 +2ϕ)<br />

◦ +3ϕ)+... + LR sin(45 ◦ +(m− 1)ϕ)+M sin(45 ◦ + mϕ) =U,<br />

mR m sin45 ◦ +(m− 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ cos(45 +2ϕ)<br />

◦ +3ϕ)+... + LR cos(45 ◦ +(m− 1)ϕ) =T � +(m− 3)CR ,<br />

m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m− 1)ϕ) =T � R ,<br />

m−1 cos(45 ◦ + ϕ)+(m − 2)BR m−2 cos(45 ◦ +2ϕ)<br />

I. t is composed of the terms<br />

R<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

m−1<br />

m √ 2 (R + mA√2cos (45◦ + ϕ))<br />

+ Rm−2<br />

m √ 2 (R2 + mB √ 2cos (45◦ +2ϕ))<br />

+ Rm−3<br />

m √ 2 (R3 + mC √ 2cos (45◦ +3ϕ))<br />

+ Rm−4<br />

m √ 2 (R4 + mD √ 2cos (45◦ R<br />

+4ϕ))...,<br />

which, for each determined real value of ϕ,<br />

as is easily seen,<br />

has a single positive value; consequently, t must be taken as a<br />

positive value. In a similar manner it will be proven that u, t’, u’<br />

also become positive, such that<br />

1<br />

m−1<br />

m √ 2 (R + mA√2cos (45 ◦ + ϕ))<br />

+ Rm−2<br />

m √ 2 (R2 + mB √ 2cos (45 ◦ +2ϕ))<br />

+ Rm−3<br />

m √ 2 (R3 + mC √ 2cos (45 ◦ +3ϕ))<br />

+ Rm−4<br />

m √ 2 (R4 + mD √ 2cos (45 ◦ +4ϕ))...,<br />

TT� + UU� r = R<br />

T cos(45 ◦ + mϕ)+U sin(45 ◦ + mϕ),<br />

T sin(45 ◦ + mϕ) − U cos(45 ◦ + mϕ),<br />

T � cos(45 ◦ + mϕ)+U � sin(45 ◦ + mϕ),<br />

T � sin(45 ◦ + mϕ) − U � cos(45 ◦ + mϕ),<br />

tt� + uu� must also become a<br />

positive magnitude.<br />

II. For r = R, the functions t, u, t’, u’ change over into<br />

T cos(45<br />

1<br />

◦ + mϕ)+U sin(45◦ + mϕ),<br />

T sin(45◦ + mϕ) − U cos(45◦ + mϕ),<br />

T cos(45◦ + mϕ)+U sin(45◦ + mϕ),<br />

T sin(45◦ + mϕ) − U cos(45◦ R<br />

+ mϕ),<br />

respectively, as will be easily shown by the actual development.<br />

Consequently, the value of the function<br />

m−1<br />

m √ 2 (R + mA√2cos (45 ◦ + ϕ))<br />

+ Rm−2<br />

m √ 2 (R2 + mB √ 2cos (45 ◦ +2ϕ))<br />

+ Rm−3<br />

m √ 2 (R3 + mC √ 2cos (45 ◦ +3ϕ))<br />

+ Rm−4<br />

m √ 2 (R4 + mD √ 2cos (45 ◦ +4ϕ))...,<br />

TT� + UU� r = R<br />

T cos(45 ◦ + mϕ)+U sin(45 ◦ + mϕ),<br />

T sin(45 ◦ + mϕ) − U cos(45 ◦ + mϕ),<br />

T � cos(45 ◦ + mϕ)+U � sin(45 ◦ + mϕ),<br />

T � sin(45 ◦ + mϕ) − U � cos(45 ◦ + mϕ),<br />

tt� + uu� R<br />

, for r = R, will<br />

equal<br />

1<br />

m−1<br />

m √ 2 (R + mA√2cos (45 ◦ + ϕ))<br />

+ Rm−2<br />

m √ 2 (R2 + mB √ 2cos (45 ◦ +2ϕ))<br />

+ Rm−3<br />

m √ 2 (R3 + mC √ 2cos (45 ◦ +3ϕ))<br />

+ Rm−4<br />

m √ 2 (R4 + mD √ 2cos (45 ◦ +4ϕ))...,<br />

TT� + UU� r = R<br />

T cos(45 ◦ + mϕ)+U sin(45 ◦ + mϕ),<br />

T sin(45 ◦ + mϕ) − U cos(45 ◦ + mϕ),<br />

T � cos(45 ◦ + mϕ)+U � sin(45 ◦ + mϕ),<br />

T � sin(45 ◦ + mϕ) − U � cos(45 ◦ + mϕ),<br />

tt� + uu� and thus will be a positive magnitude.<br />

Incidentally we conclude from the same formula that<br />

the value of the function t2 + u2 T 2 + U 2<br />

mA √ �<br />

2, mB √ 2, 3�<br />

mC √ t<br />

, for r = R, equals<br />

2<br />

2 + u2 T 2 + U 2<br />

mA √ �<br />

2, mB √ 2, 3�<br />

mC √ t<br />

and will thus be positive, and thence it follows that for no<br />

value of r which is greater than the individual magnitudes<br />

2<br />

2 + u2 T 2 + U 2<br />

mA √ �<br />

2, mB √ 2, 3� mC √ 2 ,..., can t = 0, u = 0 at the same<br />

time.<br />

2.<br />

Theorem. Within the boundaries r = 0 and r = R, as<br />

well as ϕ = 0 and ϕ = 360°, there exists such values of the<br />

indeterminates r, ϕ, for which t = 0 and u = 0 at the same<br />

time.<br />

Demonstration. We will suppose that the proposition is<br />

not true; it is evident that the value of t2 + u2 T 2 + U 2<br />

mA √ �<br />

2, mB √ 2, 3�<br />

mC √ extending from r = 0 to r = R and from ϕ = 0 to ϕ = 360°,<br />

which thus acquires a finite, completely determined value. This<br />

value, which we will signify by Ω,<br />

must be obtained regardless<br />

of whether the integration is performed first with respect to ϕ and<br />

then with respect to r, or the inverse order. We have, however, the<br />

indefinite, if we consider r as a constant,<br />

�<br />

tu − ut<br />

ydϕ =<br />

r(t<br />

1<br />

for all values of<br />

the indeterminates within the assigned limits must be a positive<br />

magnitude, such that the value of y remains finite. Let us consider<br />

the double integral � �<br />

2<br />

ydrdϕ<br />

2 + u2 ) ,<br />

�<br />

�<br />

ydϕ<br />

as is easily confirmed by differentiating with respect to ϕ. A<br />

constant is not added, if we presume that the integration begins<br />

at ϕ = 0, since for ϕ<br />

tu<br />

= 0 one obtains<br />

1<br />

1<br />

1<br />

� −ut �<br />

r(t2 +u2 ) =0<br />

�<br />

ydϕ<br />

�<br />

ydr<br />

TT � +UU �<br />

T 2 +U 2<br />

�<br />

TT<br />

T<br />

= mϕ +45◦ − arctan U<br />

T<br />

arctan U<br />

� �<br />

ydrdϕ<br />

�<br />

ydϕ =<br />

. Now, since<br />

T<br />

tu� − ut� r(t2 + u2 ) ,<br />

tu � −ut �<br />

r(t2 +u2 ) =0<br />

�<br />

ydϕ<br />

�<br />

ydr = tt� + uu� t2 ,<br />

+ u2 TT � +UU �<br />

T 2 +U 2<br />

� � � TT + UU<br />

T 2 dϕ<br />

+ U 2<br />

= mϕ +45◦ − arctan U<br />

T<br />

arctan U<br />

� evidently also vanishes for ϕ = 360°, then the integral<br />

ydϕ from ϕ = 0 to ϕ = 360° becomes = 0, while r remains<br />

indefinite. But from here follows Ω = 0.<br />

Likewise we have the indefinite integral, in which we<br />

consider ϕ as constant, �<br />

tt + uu<br />

ydr =<br />

t<br />

T<br />

1<br />

2 � �<br />

ydrdϕ<br />

�<br />

ydϕ =<br />

,<br />

+ u2 as is likewise easily confirmed by differentiating with respect to<br />

r: again no constant is needed here, supposing that we begin<br />

the integration with r = 0. Hence, according to the proofs in the<br />

preceding paragraphs, the integral, extending from r = 0 to r = R,<br />

equals<br />

tu� − ut� r(t2 + u2 ) ,<br />

tu � −ut �<br />

r(t2 +u2 ) =0<br />

�<br />

ydϕ<br />

�<br />

ydr = tt� + uu� t2 ,<br />

+ u2 TT � +UU �<br />

T 2 +U 2<br />

� � � TT + UU<br />

T 2 dϕ<br />

+ U 2<br />

= mϕ +45◦ − arctan U<br />

T<br />

arctan U<br />

, and will, consequently, according to the theorems<br />

of the preceding paragraphs, always be a positive magnitude<br />

for each real value of<br />

T<br />

1<br />

ϕ � �<br />

ydrdϕ<br />

�<br />

ydϕ =<br />

. Therefore, Ω will also necessarily<br />

be a positive magnitude, that is, the value of the integral<br />

tu� − ut� r(t2 + u2 ) ,<br />

tu � −ut �<br />

r(t2 +u2 ) =0<br />

�<br />

ydϕ<br />

�<br />

ydr = tt� + uu� t2 ,<br />

+ u2 TT � +UU �<br />

T 2 +U 2<br />

� � � TT + UU<br />

T 2 dϕ<br />

+ U 2<br />

= mϕ +45◦ − arctan U<br />

T<br />

arctan U<br />

from<br />

T<br />

1<br />

ϕ = 0 to ϕ = 360°. 1 This is absurd, since just before we had<br />

found the same magnitude = 0. Our presumption, thus, can not be<br />

true, and with it the validity of the theorem is proven.<br />

3.<br />

The function X transforms into t + u √ −1<br />

x = r(cos ϕ +sin ϕ √ −1)<br />

t − u √ −1<br />

x = r(cos ϕ − sin ϕ √ −1)<br />

x = g(cos G +sin G √<br />

t + u<br />

by the substitution<br />

√ −1<br />

x = r(cos ϕ +sin ϕ √ −1)<br />

t − u √ −1<br />

x = r(cos ϕ − sin ϕ √ −1)<br />

x = g(cos G +sin G √ −1), x = g(cos G − sin G √ −<br />

x − g(cos G +sin G √ t + u<br />

and into<br />

−1)<br />

√ −1<br />

x = r(cos ϕ +sin ϕ √ −1)<br />

t − u √ −1<br />

x = r(cos ϕ − sin ϕ √ t + u<br />

by the<br />

substitution<br />

−1)<br />

x = g(cos G +si<br />

and simil<br />

√ −1<br />

x = r(cos ϕ +sin ϕ √ −1)<br />

t − u √ −1<br />

x = r(cos ϕ − sin ϕ √ −1)<br />

x = g(cos G +sin G √ −1), x = g(cos G − sin G √<br />

x − g(cos G +sin G √ −1)<br />

and similarly x − g(cos G − sin G √ . If for determined values<br />

of r, ϕ, say for r = g, ϕ=G, results that t = 0, u = 0 simulta-<br />

1 This is clear in and of itself. Moreover, one will easily ascertain<br />

the indefinite integral = m ϕ + 45° – arctan<br />

−1).<br />

U<br />

T , and can be proven<br />

in different ways (indeed in itself it is not yet obvious which<br />

of the infinitely many values of the multi-valued function arctan U<br />

T ,<br />

+(m− 3)CR<br />

which correspond to ϕ =360°, one must adopt), that the value which<br />

one obtains for the integration for ϕ = 360°, must be set = m • 360°<br />

or = 2 m π. However, this is not necessary for our purpose.<br />

m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m− 1)ϕ) =U � ,<br />

+(m− 3)CR<br />

1<br />

1<br />

m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m− 1)ϕ) =U � ,<br />

1<br />

1<br />

sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ mR +2ϕ)<br />

m sin45 ◦ +(m− 1)AR m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ R +2ϕ)<br />

m−3 cos(45 ◦ +3ϕ)+... + LR cos(45 ◦ +(m− 1)ϕ) =T � ,<br />

sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m− 1)ϕ) =U � R ,<br />

m−1 sin(45 ◦ + ϕ)+(m − 2)BR m−2 sin(45 ◦ +2ϕ)<br />

R m−3 sin(45 ◦ +3ϕ)+... + LR sin(45 ◦ +(m − 1)ϕ) =U � ,<br />

1<br />

1<br />

and similarly 1 x − g(cos G1 − sin G1 and similarly<br />

1<br />

√ −1).<br />

1<br />

x 2 − 2g cos Gx + g 2 ;<br />

1<br />

39


t + u<br />

Third Demonstration<br />

Gauss<br />

neously, (and that there are such values became verified in the<br />

previous paragraphs), then X obtains the value 0 for each of the<br />

substitutions<br />

√ −1<br />

x = r(cos ϕ +sin ϕ √ −1)<br />

t − u √ −1<br />

x = r(cos ϕ − sin ϕ √ −1)<br />

x = g(cos G +sin G √ −1), x = g(cos G − sin G √ −1),<br />

x − g(cos G +sin G √ −1)<br />

and similarly x − g(cos G − sin G √ −1).<br />

x 2 − 2g cos Gx + g 2 t + u<br />

and will consequently be divisible by the indefinite<br />

;<br />

sin G =0<br />

cos G = ±1<br />

= x ∓ g<br />

1<br />

√ −1<br />

x = r(cos ϕ +sin ϕ √ −1)<br />

t − u √ −1<br />

x = r(cos ϕ − sin ϕ √ −1)<br />

x = g(cos G +sin G √ −1), x = g(cos G − sin G √ −1),<br />

x − g(cos G +sin G √ −1)<br />

and similarly x − g(cos G − sin G √ −1).<br />

x 2 − 2g cos Gx + g 2 t + u<br />

So long as G is not = 0, nor g = 0, these divisors are unequal,<br />

and X will consequently also be divisible by their product<br />

;<br />

sin G =0<br />

cos G = ±1<br />

= x ∓ g<br />

1<br />

√ −1<br />

x = r(cos ϕ +sin ϕ √ −1)<br />

t − u √ −1<br />

x = r(cos ϕ − sin ϕ √ −1)<br />

x = g(cos G +sin G √ −1), x = g(cos G − sin G √ −1),<br />

x − g(cos G +sin G √ −1)<br />

and similarly x − g(cos G − sin G √ −1).<br />

x 2 − 2g cos Gx + g 2 ;<br />

however, if either sin G = 0 and thus cos G = ±1 or g = 0, each<br />

sin G =0 of the factors will be identical, namely, = x∓ g. It thus holds<br />

true that the function X possesses a real divisor of the second or<br />

cos G = first ±1 degree, and since the same conclusion will again hold for the<br />

quotient, X is thus completely dissolvable into such factors.<br />

= x ∓ g<br />

4.<br />

Although we have brought the task we had undertaken<br />

completely to an end with the preceding, still it would not be superfluous<br />

to add something further concerning the inferences of<br />

§ 2. By the assumption that t and u vanish at the same time for<br />

no values of the variables r, ϕ within the boundaries given there,<br />

we happen upon an inevitable contradiction, whereupon we have<br />

concluded the incorrectness of the assumption itself. This contradiction<br />

must therefore cease, if there is an actual value of r, ϕ<br />

for which t and u become = 0 at the same time. In order to further<br />

clarify this, we observe that for such values t<br />

1<br />

2 + u2 T 2 + U 2<br />

mA √ �<br />

2, mB √ 2, 3�<br />

mC √ will = 0 and<br />

thus y become infinite, so that it no longer is permitted to treat the<br />

double integral<br />

2<br />

�� ydrdϕ as an assignable magnitude. Given<br />

in general, if ξ, η , ζ signify the coordinates of spatial points, the<br />

integral �� ��<br />

ydrdϕ ydrdϕ signifies the volume of a body, which is<br />

bounded by the five planes whose equations are<br />

ξ =0, η =0, ζ =0, ξ = R, η = 360 ◦ ,<br />

� tu<br />

ydϕ = � − ut� r(t2 + u2 )<br />

�<br />

ηdξ<br />

η = 1<br />

ξ2 C − 1<br />

and by a surface whose equation is ζ = y, if one considers those<br />

parts of the body as negative whose coordinates ζ are negative.<br />

However, here it will be tacitly assumed that the sixth surface will<br />

be continuous; if the latter condition comes to pass in such a way<br />

that y will be infinite, it can very well happen that the former conception<br />

no longer makes sense. In this case, there can be no talk<br />

of the evaluation of the integral �� The integration<br />

�<br />

tu − ut<br />

ydϕ =<br />

r(t<br />

ydrdϕ , and for that reason<br />

it is not incomprehensible that analytical operations applied in<br />

blind reckoning to meaningless things lead to nonsense.<br />

2 + u2 )<br />

is only an actual integration---that is, summation---so long as y is<br />

everywhere a finite magnitude between the boundaries in which<br />

one integrates; on the contrary, it will be absurd if y is infinite<br />

anywhere � between those bounds. If we specify such an integral<br />

ηdξ , which generally indicates the surface between the axis of<br />

the abscissa and the curve developed according to the customary<br />

rule in which the ordinate η corresponds to the abscissa ξ, and<br />

are withal negligent of the continuity, then we could very often<br />

find ourselves entangled in contradictions. If we set, for example,<br />

η =<br />

1<br />

1<br />

1<br />

1<br />

ξ2 ��<br />

ydrdϕ<br />

ξ =0, η =<br />

� tu<br />

ydϕ =<br />

, then analysis will yield the integral<br />

� − ut� r(t2 + u2 )<br />

�<br />

ηdξ<br />

η = 1<br />

ξ2 C − 1<br />

ξ , which will<br />

correctly indicate the surface so long as the curve maintains its<br />

u<br />

continuity; since this is interrupted at ξ = 0, tthen,<br />

if anyone of<br />

unreasonable manner should ask for the magnitude of the surface<br />

from a negative abscissa to a positive, the formula<br />

for<br />

would<br />

r = e,<br />

deliver<br />

ϕ = E by<br />

the absurd reply that it would be negative. However,<br />

r<br />

what<br />

= e,<br />

these<br />

ϕ = F by<br />

and similar analytical paradoxes mean shall be followed<br />

r = f,<br />

up<br />

ϕ<br />

in<br />

= E by<br />

more detail on another occasion.<br />

r = f, ϕ = F by<br />

Here it is only possible to affix but a single remark.<br />

Were questions proposed without restriction, which in certain arctan Θ − arc<br />

cases could become absurd, then analysis thereupon aids itself<br />

very frequently by delivering a response in part variable. If we,<br />

for example, signify the integral �� ��<br />

ydrdϕ<br />

ξ =0, η<br />

� tu<br />

ydϕ =<br />

ydrdϕ extending from r =<br />

e to r = f and ϕ = E to ϕ = F and the value of<br />

� − ut� r(t2 + u2 )<br />

�<br />

ηdξ<br />

η = 1<br />

ξ2 C − 1<br />

��<br />

ydrdϕ<br />

ξ =0, η =0, ζ =0, ξ = R, η = 360<br />

ξ<br />

u<br />

t<br />

for r = e, ϕ = E b<br />

r = e, ϕ = F b<br />

r = f, ϕ = E b<br />

r = f, ϕ = F b<br />

arctan Θ − a<br />

◦ ,<br />

� tu<br />

ydϕ = � − ut� r(t2 + u2 )<br />

�<br />

ηdξ<br />

η = 1<br />

ξ2 C − 1<br />

ξ<br />

u<br />

t<br />

for r = e, ϕ = E by Θ<br />

r = e, ϕ = F by Θ� r = f, ϕ = E by Θ�� r = f, ϕ = F by Θ��� arctan Θ − arctan Θ � − arctan Θ �� ��<br />

ydrdϕ<br />

ξ =0, η =0, ζ =0, ξ = R, η = 360<br />

then by analytical operations one easily obtains the integral val- +arctan<br />

ue<br />

◦ ,<br />

� tu<br />

ydϕ = � − ut� r(t2 + u2 )<br />

�<br />

ηdξ<br />

η = 1<br />

ξ2 C − 1<br />

ξ<br />

u<br />

t<br />

for r = e, ϕ = E by Θ<br />

r = e, ϕ = F by Θ� r = f, ϕ = E by Θ�� r = f, ϕ = F by Θ��� arctan Θ − arctan Θ � − arctan Θ �� +arctanΘ ��� .<br />

The integral in actuality can then only have a determined value,<br />

if y remains finite between the specified boundaries. This value<br />

is itself contained in the specified formula, however it is not fully<br />

determined by the same, since indeed the arctan is a multivalued<br />

function, and it must further become decided which functional<br />

values are preferable in a determined case, by means of other<br />

not-so-difficult considerations. If, on the contrary, y is infinite<br />

anywhere between the specified boundaries, then the question respecting<br />

the value of the integral �� 40<br />

ydrdϕ is absurd. This<br />

does not hinder, that, if one will obstinately extort a response<br />

from analysis, this might soon give different methods, whereby<br />

the individual values of the foregoing general formula are obtained.<br />

u<br />

t<br />

ξ<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

for r = e, ϕ = E by Θ<br />

r = e, ϕ = F by Θ �<br />

r = f, ϕ = E by Θ ��<br />

r = f, ϕ = F by Θ ���<br />

1<br />

1<br />

1<br />

1


Gauss to Bessel<br />

December 18, 1811<br />

Correspondence<br />

Carl Gauss to Wilhelm Bessel<br />

December 18, 1811<br />

In this letter, Gauss responds to an assertion made by his student<br />

Bessel about the theory of numbers. Gauss used this opportunity to intervene<br />

on the way mathematicians had been thinking about their science, making clear<br />

that mathematics must represent an investigation of physics, not merely mathematical<br />

theorems.<br />

A<br />

few days ago, I finally recieved the Königsberger Archiv<br />

that I had ordered. With great interest, dear Bessel, I read<br />

through your first treatise, 1 and for now, have at least<br />

skimmed the other. That and the wonderful assistance, which it<br />

offers in the determination of li for large numbers, is now all the<br />

more agreeable to me, since I have recently obtained a beautiful<br />

table of factors from Ch e r n a C up to 1,020,000, appearing in this<br />

year of Deventer, with which I want to count up, little by little, the<br />

prime numbers from myriad to myriad, in order to compare them<br />

with the value of the integral<br />

� e x−1<br />

x dx<br />

a + b √reckoned from x = 0 on. You have made known to me the desire,<br />

that −1=a I report + bi this theorem in our GGA: before I do it, dear Bessel,<br />

our friendship obligates me to converse in writing with you<br />

li(a + about bi) one or another point, where my outlook is not entirely in<br />

� accord with yours. Therefore, kindly accept the following re-<br />

ϕ(x) marks · dx and, in the meantime, impart to me your thoughts just as<br />

frankly and candidly, as I mine. I think I can infer from one of<br />

α + βiyour<br />

casual remarks, that a basic principle is common to both of<br />

us: “In mathematics, there are no controversial truths,” and thus I<br />

x = a do + bi not doubt, that through the mutual exchange of our ideas, we<br />

will already be in agreement.<br />

ϕ(x) · dx First and foremost, from someone who wants to introduce<br />

a new function into analysis, I would ask for an explanation,<br />

a + biwhether<br />

he will understand them as applied to merely real mag-<br />

� nitudes (real values of the arguments of the function), and regard<br />

ϕ · dx the imaginary values of the arguments as if they were only quasioutgrowths;<br />

or whether he would accede to my principle, that, in<br />

ϕ(x) the realm of magnitudes, the imaginaries a + b<br />

ϕ(x) =∞<br />

√ −1=a + bi<br />

must enjoy equal rights with the reals. The discussion here is not<br />

of practical utility, rather, to me, analysis is li(a an independent + bi) science,<br />

which, by the neglect of those imaginary � magnitudes, loses<br />

ϕ(x) · dx<br />

1 Investigation of expressible transcendental functions by the<br />

integral α + βi<br />

� dx<br />

lx , Königsberger Archive of Natural Science and Medicine<br />

1, 1812, S.1, FR. W. Be s s e l’s Werke II, Leipzig 1876, S.330<br />

� x−1 e<br />

x dx<br />

enormously in beauty and roundness and, in a moment all truths,<br />

which otherwise would be universally valid, are obliged to add<br />

the most weighty limitations. I must employ the assumption, that<br />

you are essentially in accordance with me about this point, since<br />

your elucidation2 a + b<br />

in art. 18 already indicates, that you by no means<br />

intend to block the way to investigations about<br />

√ � x−1 e<br />

x<br />

a + b<br />

−1=a + bi<br />

li(a + bi) . What<br />

should be imagined then with<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x)<br />

ϕ(x) =∞<br />

√ a + b<br />

−1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx,<br />

where<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x)<br />

ϕ(x) =∞<br />

1<br />

√ � −1=a + bi<br />

x−1 e<br />

li(a + x bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi?<br />

Evidently, if one wants to proceed from clear notions, it must<br />

be accepted that x proceeds, through infinitely small ϕ(x) increments · dx<br />

(each of the form<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x)<br />

ϕ(x) =∞<br />

dx<br />

a + b √ � x−1 e<br />

x<br />

−1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi),<br />

from that value for which the integral<br />

should be 0, up to<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x)<br />

ϕ(x) =∞<br />

1<br />

dx<br />

a + b √ a + b<br />

−1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi,<br />

and then add all<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x)<br />

ϕ(x) =∞<br />

1<br />

√ � −1=a + b<br />

x−1 e<br />

x li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

. Thus the significance is fully established. Now, however, the<br />

pathway can be constructed in infinitely many ways: thus a + as bi the<br />

entire realm of all real magnitudes can be thought of as an � infinite<br />

straight line, so the entire realm of all magnitudes, real and ϕ imag- · dx<br />

inary, can be made physical with an infinite plane, where each<br />

point, determined by abscissa = a, ordinate = b, can represent ϕ(x) the<br />

magnitude<br />

ϕ(x) =∞<br />

dx<br />

a + b √ � x−1 e<br />

x<br />

−1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi.<br />

Accordingly, the continuous path from a value<br />

of x to another �<br />

ϕ · dx<br />

ϕ(x)<br />

ϕ(x) =∞<br />

1<br />

dx<br />

a + b √ −1=a + bi a + b<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi is represented by a line, and is consequently<br />

possible in infinitely<br />

�<br />

many ways.<br />

I maintain ϕ · dx then, that the integral<br />

ϕ(x)<br />

ϕ(x) =∞<br />

1<br />

√ � x−1 e<br />

x<br />

−1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx always obtains<br />

the same value along to two different pathways, as long as<br />

ϕ(x)<br />

ϕ(x) =∞<br />

dx<br />

a + b √ −1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x) never = 0 within the area enclosed between the two lines<br />

representing the pathways. This is a beautiful theorem,<br />

ϕ(x) =∞<br />

1<br />

3 � x−1 e<br />

x<br />

whose<br />

not difficult proof I will give on an appropriate occasion. It is<br />

connected with other beautiful truths relating to the expansion of<br />

series. A pathway to each point can always be found, which never<br />

contacts such a place where<br />

dx<br />

a + b √ −1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

� x−1<br />

a + bi<br />

e<br />

x<br />

�<br />

ϕ · dx<br />

ϕ(x)<br />

ϕ(x) =∞.<br />

Hence I insist, that one<br />

must avoid such points, where the original, fundamental principle<br />

of<br />

dx<br />

a + b √ � x−1 e<br />

x<br />

−1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx evidently loses its clarity and easily leads to inconsistencies.<br />

Furthermore, it is at the same time clear from this,<br />

how α a + function βi produced by<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x)<br />

ϕ(x) =∞<br />

dx<br />

a + b √ � x−1 e<br />

x<br />

−1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx can always have many<br />

values for the same value of x, when namely, the paths can go<br />

around such a point where α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x)<br />

dx<br />

a + b √ −1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x)<br />

ϕ(x) =∞,<br />

either never, or once, or<br />

multiple times. 4 a + b<br />

If one defines, e.g., log x by<br />

2 See Be s s e l’s Werke II, Leipzig 1876, S. 341, 1. Spalte.<br />

3 Strictly speaking, it is still yet supposed, that<br />

√ −1=a + bi<br />

li(a + bi)<br />

�<br />

ϕ(x) · dx<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

a + bi<br />

�<br />

ϕ · dx<br />

ϕ(x) is itself<br />

a single-valued function of x, or at least only one system of values,<br />

without interruption in continuity, is assumed for whose ϕ(x) value =∞ within<br />

each whole surface-space.<br />

Δυναμις Vol. 3 No. 3 x = a + bi<br />

December 2008<br />

ϕ(x) · dx<br />

a + bi<br />

� ϕ · dx<br />

4 It appears in the manuscript as x = ∞<br />

ϕ(x) =∞<br />

41<br />

1<br />

1


� ϕ(x) · dx<br />

Gauss to Bessel<br />

December 18, 1811<br />

�<br />

1<br />

· dx,<br />

x<br />

+2πi<br />

−2πi<br />

ϕ(x) = ex − 1<br />

,<br />

x<br />

� x e − 1<br />

dx<br />

x<br />

x + 1 1<br />

xx +<br />

4 18 x3 + 1<br />

96 x4 +etc.<br />

�<br />

dx<br />

lix −<br />

logx ,<br />

�<br />

1<br />

· dx,<br />

x<br />

where x starts off = 1, then log x is arrived at either without including<br />

the point x = 0 or by rotating around it one or more times;<br />

each time, the constants +2πi<br />

−2πi<br />

ϕ(x) =<br />

� x e − 1<br />

dx<br />

x<br />

� x e dx<br />

x<br />

1<br />

ex − 1<br />

,<br />

x<br />

� x e − 1<br />

dx<br />

x<br />

x + 1 1<br />

xx +<br />

4 18 x3 + 1<br />

96 x4 +etc.<br />

�<br />

dx<br />

lix −<br />

logx ,<br />

�<br />

1<br />

· dx,<br />

x<br />

+2πi<br />

or −2πi<br />

ϕ(x) =<br />

� x e − 1<br />

dx<br />

x<br />

� x e dx<br />

x<br />

1<br />

ex − 1<br />

,<br />

x<br />

� x e − 1<br />

dx<br />

x<br />

x + 1 1<br />

xx +<br />

4 18 x3 + 1<br />

96 x4 +etc.<br />

�<br />

dx<br />

lix −<br />

logx ,<br />

α + βi<br />

x = a + bi<br />

ϕ(x) · dx<br />

�<br />

1<br />

· dx,<br />

x a + bi<br />

�<br />

ϕ · dx<br />

are added; thus the multi-<br />

+2πi<br />

ple logarithms of each number is clear. If ϕ(x) can never become<br />

infinite for a finite value of x, then the integral is always only a<br />

−2πi<br />

single valued function. This is e.g. the case ϕ(x) for=∞<br />

ϕ(x) =<br />

1<br />

� x e − 1<br />

dx<br />

x<br />

� x e dx<br />

x<br />

1<br />

ex − 1<br />

,<br />

x<br />

� x e − 1<br />

dx<br />

x<br />

x + 1 1<br />

xx +<br />

4 18 x3 + 1<br />

96 x4 +etc.<br />

�<br />

dx<br />

lix −<br />

logx ,<br />

�<br />

1<br />

· dx,<br />

x<br />

+2πi<br />

−2πi<br />

ϕ(x) =<br />

so that<br />

� x e − 1<br />

dx<br />

x<br />

� x e dx<br />

x<br />

1<br />

ex − 1<br />

,<br />

x<br />

� x e − 1<br />

dx<br />

x<br />

x + 1 1<br />

xx +<br />

4 18 x3 + 1<br />

96 x4 +etc.<br />

�<br />

dx<br />

lix −<br />

logx ,<br />

�<br />

1<br />

· dx,<br />

x<br />

+2πi<br />

−2πi<br />

ϕ(x) =<br />

is certainly a single-valued function of x, whose value is always<br />

converging, and will always be represented by one and only one<br />

sensible series<br />

� x e − 1<br />

dx<br />

x<br />

� x e dx<br />

x<br />

1<br />

ex − 1<br />

,<br />

x<br />

� x e − 1<br />

dx<br />

x<br />

x + 1 1<br />

xx +<br />

4 18 x3 + 1<br />

96 x4 +etc.<br />

�<br />

dx<br />

lix −<br />

logx ,<br />

I would that Herr so l d n e r had chosen this one, since he<br />

would introduce a simple new function, instead of his<br />

�<br />

dx<br />

li x −<br />

log x<br />

� x e − 1<br />

dx<br />

x<br />

� x e dx<br />

x<br />

1<br />

,<br />

�<br />

1<br />

· dx,<br />

x<br />

+2πi<br />

−2πi<br />

ϕ(x) =<br />

since a single valued function is always regarded as simpler and<br />

more classical than a multi-valued one, especially since log x is<br />

itself already a multi-valued function. It would perhaps also be<br />

advantageous, for<br />

ex − 1<br />

,<br />

x<br />

� x e − 1<br />

dx<br />

x<br />

x + 1 1<br />

xx +<br />

4 18 x3 + 1<br />

96 x4 +etc.<br />

�<br />

dx<br />

lix −<br />

logx ,<br />

�<br />

1<br />

· dx,<br />

x<br />

+2πi<br />

−2πi<br />

ϕ(x) =<br />

� x e − 1<br />

dx<br />

x<br />

or at least for<br />

� x e dx<br />

x<br />

1<br />

ex − 1<br />

,<br />

x<br />

� x e − 1<br />

dx<br />

x<br />

x + 1 1<br />

xx +<br />

4 18 x3 + 1<br />

96 x4 +etc.<br />

�<br />

dx<br />

lix −<br />

logx ,<br />

� x e − 1<br />

dx<br />

x<br />

� x e dx<br />

x<br />

to introduce a suitable symbol and name, so much the more since,<br />

with the problems from physics derived from li x, x itself is commonly<br />

an exponential magnitude. If the truths for so l d n e r’s li<br />

are carried over to my 1<br />

� x e dx<br />

x ,<br />

negative, infinite magnitude.<br />

I have mentioned all of this before hand, in order to establish<br />

my point of view, that I must join Euler, when he said, 5<br />

� x e dx<br />

x<br />

that<br />

,<br />

�<br />

dx<br />

logx<br />

is taken as real for the case where<br />

�<br />

x x e < dx1,<br />

and for values > 1, necessarily<br />

obtains imaginary values.<br />

li(0.5+0.001i), li(0.6+0.001i), x Its difference from the real,<br />

which<br />

li(0.7+0.001i), li(0.8+0.001i),<br />

Ma s C h e r o n i, so l d n e r and you add to it, is =πi or 3πi or 5πi<br />

li(0.9+0.001i),<br />

etc. I do not<br />

li(1.0+0.001i),<br />

examine the path<br />

li(1.1+0.001i),<br />

through x = 1; one<br />

etc.,<br />

would<br />

until<br />

be<br />

li(1.5+0.001i)<br />

able to<br />

prove in an entirely similar way, that log – x = log + x (a theorem<br />

which can be accepted, if limited to real magnitudes, but which<br />

must be immediately ommitted, when my above principle of two<br />

dimensions is bestowed upon the realm of all magnitudes.) Make<br />

li x real for any single value of x between 0 and 1! But which<br />

value will then be assigned?<br />

1<br />

,<br />

� x e dx<br />

x<br />

�<br />

dx<br />

logx<br />

li(0.5+0.001i), li(0.6+0.001i), li(0.7+0.001i), li(0.8+0.001<br />

li(0.9+0.001i), li(1.0+0.001i), li(1.1+0.001i), etc., until li(1.5+0.00<br />

1<br />

,<br />

� x e dx<br />

x<br />

�<br />

dx<br />

logx<br />

li(0.5+0.001i), li(0.6+0.001i), li(0.7+0.001i), li(0.8+0.001i),<br />

li(0.9+0.001i), li(1.0+0.001i), li(1.1+0.001i), etc., until li(1.5+0.001i)<br />

1<br />

,<br />

� x e dx<br />

x<br />

�<br />

dx<br />

logx<br />

li(0.5+0.001i), li(0.6+0.001i), li(<br />

li(0.9+0.001i), li(1.0+0.001i), li(1.1+0.001<br />

1<br />

,<br />

42<br />

�<br />

dx<br />

logx<br />

li(0.5+0.001i), li(0.6+0.001i), li(0.7+0.001i), li(0.8+0.001i),<br />

li(0.9+0.001i), li(1.0+0.001i), li(1.1+0.001i), etc., until li(1.5+0.001i)<br />

Without doubt imaginary, but it should follow the law of the continuity,<br />

being nowhere a break ex abrupto? If you then go from<br />

li(1.5+0.001i), while allowing the imaginary part 0.001i to decrease<br />

to 0, [to li 1.5], it absolutely does not come to a real value<br />

of li 1.5, but to one which depends upon -\pi i. With what you<br />

furnish for proof against eu l e r and myself, I find to criticize 1)<br />

that you say, if li x must become real in the whole circumference,<br />

then one must etc., but of course the onus lies not on us, if the<br />

continuity should not be lifted without cause, and it should even<br />

be proved, of course, that it should be taken as real in the whole<br />

circumference. 2) To be sure,<br />

�<br />

dy<br />

y<br />

is log y as well as log –y, but never both simultaneously, rather the<br />

former, if the integral � can begin from y – 1, the latter, if it begins<br />

dx<br />

from y = –1; the second integral = C + is l(±lx)+etc., just as understood as the first,<br />

in general log y + C,<br />

logx<br />

if the first time C is set = 0, the second time<br />

C is set =±πi or ±3πi etc. However, it is very true that eu l e r’s<br />

remarks require a correction in so far as, if the integral should<br />

start from z = 0 , in no case � will x e −<br />

C<br />

1<br />

be infinite. – Thus, according<br />

to my opinion, one may not set dx<br />

x<br />

�<br />

dx<br />

= C + l(±lx)+etc.,<br />

logx<br />

�<br />

dx<br />

1<br />

logx<br />

which for brevity I will signify with Ei x, Exponential Logarithm,<br />

then the integration is taken, � so that Ei disappears for any real,<br />

x +<br />

dx<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1 1<br />

xx +<br />

4 18 x3 5 Institutiones calculi integralis I, 1768, Sections 228, L. Euler<br />

Opera omnia, ser. I, vol. 11, S.128 +etc.<br />

logx<br />

li(0.5+0.001i), li(0.6+0.001i), li(0.7+0.001i), li(0.8+0.001i),<br />

(1 +2αx + βxx)<br />

i(0.9+0.001i), li(1.0+0.001i), li(1.1+0.001i), etc., until li(1.5+0.001i)<br />

x + 1 1<br />

xx +<br />

4 18 x3 + etc.


�<br />

dy<br />

� y<br />

dy<br />

y<br />

rather must be determined either with l(+lx) or with l(–lx), but<br />

only one decided on. –<br />

�<br />

Moreover, I dx believe the extension of the investigation to<br />

= C + l(±lx)+etc.,<br />

imaginary arguments logx will provide grounds for supremely interesting<br />

results. Nevertheless, from the foundations derived above,<br />

I would rather chose the function<br />

� x e − 1<br />

dx<br />

x<br />

�<br />

dx<br />

logx<br />

x + 1 1<br />

xx +<br />

4 18 x3 �<br />

dx<br />

= C + l(±lx)+etc.,<br />

logx<br />

� x e − 1<br />

dx<br />

x<br />

than<br />

�<br />

dx<br />

logx<br />

x +<br />

+ etc.<br />

(1 +2αx + βxx)<br />

1 1<br />

xx +<br />

4 18 x3 �<br />

dx<br />

= C + l(±lx)+etc.,<br />

because I surmise, that logx the first will give a coinciding result. Thus<br />

for example, I would love to know, whether this function, or what<br />

is the same, the series<br />

+ etc.<br />

x +<br />

(1 +2αx + βxx)<br />

1 1<br />

xx +<br />

4 18 x3 �<br />

dy<br />

y<br />

�<br />

dx<br />

= C + l(±lx)+etc.,<br />

logx<br />

� x e − 1<br />

dx<br />

x<br />

�<br />

dx<br />

logx<br />

+etc.<br />

can become 0, for certain finite values of x of the form a + bi. I<br />

can not yet maintain with certainty, x + whether it is even very probable<br />

to me. If there is such a value (then most certainly infinite),<br />

these magnitudes will be very remarkable decomposed and the<br />

entire series can be decomposed into infinite factors of the form<br />

1 1<br />

xx +<br />

4 18 x3 + etc.<br />

(1 +2αx + βxx) .<br />

From a few other details, I can only add a few words at<br />

this time...<br />

1<br />

1<br />

1<br />

1<br />

Gauss to Bessel<br />

December 18, 1811<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

43


The First Integral Calculus<br />

Bernoulli<br />

The First Integral Calculus<br />

A Selection from Johann Bernoulli’s Mathematical Lectures on the Method of Integrals and Other Matters<br />

Johann Bernoulli<br />

Translated by William A. Ferguson, Jr., from the German translation<br />

of Dr. Gerhardt Kowalewski.<br />

We have seen previously how to find the differentials<br />

of quantities. Now we will, inversely, show how the<br />

integrals of differentials are to be found, i.e., those<br />

quantities, from which the differentials are derived. Now it is already<br />

known from previous statements, that dx is the differential<br />

of 1<br />

2x2 x2dx 1<br />

3x3 1<br />

4x4 or 1<br />

2x2 x2dx 1<br />

3x3 1<br />

4x4 1<br />

2<br />

+ or – a constant quantity,<br />

x2<br />

x2dx 1<br />

3x3 1<br />

4x4 1<br />

2<br />

the differential<br />

of<br />

x2<br />

x2dx 1<br />

3x3 1<br />

4x4 1<br />

2<br />

or<br />

x2<br />

x2dx 1<br />

3x3 1<br />

4x4 + or – etc. and x3 1<br />

2<br />

dx the differential of<br />

x2<br />

x2dx 1<br />

3x3 1<br />

4x4 1<br />

2<br />

or<br />

x2<br />

x2dx 1<br />

3x3 1<br />

4x4 + or – a constant quantity, likewise also<br />

From this the following general rule can be formed:<br />

axp dx<br />

a<br />

p +1 xp+1<br />

ax<br />

is the differential of<br />

p dx<br />

a<br />

p +1 xp+1 .<br />

Therefore if the integral of any differential quantity is<br />

to be taken, then one must first of all consider, whether the given<br />

quantity is the product of any differential quantity multiplied by<br />

its “absolute quantity” raised to a certain power. This is then an<br />

indication that one can find the integral by the rule given above.<br />

If, for example, the integral of the quantity dy √ dy<br />

a + y is to be<br />

found, then I see first, that dy is multiplied by a multiple of its<br />

absolute quantity a + y, raised to the power a + y<br />

1<br />

2<br />

√ a + y<br />

a + y<br />

1<br />

2 ; next I seek its<br />

integral by the above rule, namely,<br />

1<br />

1<br />

1 + y) 2<br />

2 +1(a +1<br />

1<br />

1<br />

1 + y) 2<br />

2 +1(a<br />

, i.e.<br />

+1<br />

2<br />

3 (a + y)√ It should be noted, that sometimes quantities present<br />

themselves, whose integrals at first glance, it seems, cannot be<br />

found by this rule. Nonetheless, the dxintegral may easily be found<br />

after a certain transformation, as in the following cases.<br />

1. If one writes<br />

a + y<br />

.<br />

√ a2x2 + x4 xdx √ a2 + x2 ( 1<br />

3a2 + 1<br />

3x2 ) √ a2 + x2 instead of<br />

dx √ a2x2 + x4 xdx √ a2 + x2 ( 1<br />

3a2 + 1<br />

3x2 ) √ a2 + x2 dx<br />

, then one finds the integral of the latter, namely<br />

√ a2x2 + x4 xdx √ a2 + x2 ( 1<br />

3a2 + 1<br />

3x2 ) √ a2 + x2 dx<br />

. And if one writes<br />

√ a3 +3a2x +3ax2 + x3 (a dx + xdx) √ a + x<br />

2<br />

5 (a2 +<br />

(3ax 3 for dx<br />

dx<br />

√ a3 +3a2x +3ax2 + x3 (a dx + xdx) √ a + x<br />

2<br />

5 (a2 +2ax + x 2 ) √ a + x<br />

(3ax 3 dx +4x 4 dx) � ax + x2 dx<br />

, then one finds the integral<br />

√ a3 +3a2x +3ax2 + x3 (a dx + xdx) √ a + x<br />

2<br />

5 (a2 +2ax + x 2 ) √ a + x<br />

(3ax 3 dx +4x 4 dx) � ax + x2 dx<br />

.<br />

2. Also conversely it can occur, that one must pull one<br />

or more variables under the root sign, before the integral can be<br />

taken, as with the following example<br />

√ a3 +3a2x +3ax2 + x3 (a dx + xdx) √ a + x<br />

2<br />

5 (a2 +2ax + x 2 ) √ a + x<br />

(3ax 3 dx +4x 4 dx) � ax + x2 .<br />

The integral of this cannot be taken by our rule as it<br />

appears. However, if one pulls in an x (under the root sign), the<br />

result is<br />

(3ax 2 dx +4x 3 dx) � ax3 + x4 = 2<br />

3 (ax3 + x 4 ) � ax3 + x4 xdx<br />

a4 +2a2x2 + x4 (3ax<br />

,<br />

whose integral one finds by the rule<br />

2 dx +4x 3 dx) � ax3 + x4 = 2<br />

3 (ax3 + x 4 ) � ax3 + x4 xdx<br />

a4 +2a2x2 + x4 (3ax<br />

.<br />

3. If a fraction presents itself, whose denominator is a<br />

square, cube, or other power, then one must choose its root as the<br />

absolute quantity. Therefore, for<br />

2 dx +4x 3 dx) � ax3 + x4 = 2<br />

3 (ax3 + x 4 ) � ax3 + x4 (3ax<br />

xdx<br />

2 dx +4x 3 dx) � ax3 + x4 = 2<br />

3 (ax3 + x 4 ) � ax3 + x4 xdx<br />

a4 +2a2x2 + x4 (3ax 2 dx +4x 3 dx) � ax3 + x4 = 2<br />

3 (ax3 + x 4 ) � ax3 + x4 xdx<br />

a4 +2a2x2 + x4 (3ax 2 dx +4x<br />

= 2<br />

3 (ax3 +<br />

a4 adx is the differential of etc.<br />

ax dx "<br />

"<br />

ax "<br />

"<br />

"<br />

"<br />

etc.<br />

+2<br />

2 dx<br />

ax3 ax<br />

1<br />

2<br />

dx<br />

ax2<br />

1<br />

3ax3 1<br />

4ax4 2<br />

3<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

(a + y)√ Likewise one finds the integral of xdx<br />

a + y<br />

3√ a2 + x2 ,<br />

which is the following<br />

1<br />

2<br />

1<br />

3 +1(a2 + x 2 ) 1<br />

3 +1 = 3<br />

8 (a2 + x 2 ) 3� a2 + x2 ;<br />

the integral of dy : √ a + y<br />

2 √ a + y<br />

dx : x<br />

1<br />

0 x0 = 1<br />

dy :<br />

equals<br />

× 1=∞<br />

0 √ a + y<br />

2 √ a + y<br />

dx : x<br />

1<br />

0 x0 = 1<br />

dy :<br />

, the integral of<br />

× 1=∞<br />

0 √ a + y<br />

2 √ a + y<br />

dx : x<br />

1<br />

0 x0 = 1<br />

dy :<br />

equals<br />

× 1=∞<br />

0 √ a + y<br />

2 √ a + y<br />

dx : x<br />

1<br />

0 x0 = 1<br />

0 × 1=∞ a<br />

.<br />

2 + x2 −1 :(2a2 +2x2 )<br />

a4 +2a2x2 + x4 a2 + x2 −1 :(2a2 +2x2 )<br />

a4 +2a2x2 + x4 a2 + x2 −1 :(2a2 +2x2 )<br />

a4 +2a2x2 + x4 a2 + x2 −1 :(2a2 +2x2 )<br />

a4 +2a2x2 + x4 a<br />

is to be chosen as the absolute quantity, and one obtains<br />

then<br />

2 + x2 −1 :(2a2 +2x2 )<br />

a4 +2a2x2 + x4 −1 :(2a<br />

. If one chose<br />

2 +2x2 )<br />

a4 +2a2x2 + x4 as the absolute<br />

quantity, then the integral of this fraction would not be<br />

obtainable by this rule.<br />

4. If the integrals of two quantities cannot be found individually,<br />

then sometimes it will be the case, that one can find the<br />

integral of their combination. Example:<br />

1<br />

a4 +2a2x2 + x4 a2 + x2 1<br />

1<br />

1<br />

44<br />

1


The First Integral Calculus<br />

Bernoulli<br />

adx<br />

√<br />

2ax + x2 Δυναμις Vol. 3 No. 3 December 2008<br />

+<br />

xdx<br />

√<br />

2ax + x2 adx + xdx<br />

√<br />

2ax + x2 √<br />

2ax + x2 adx + xdx<br />

√<br />

3a +2x<br />

ax dx + x2 adx<br />

√<br />

2ax + x2 The integral of either quantity is not known. However, the integral<br />

of their sum,<br />

dx<br />

√<br />

3ax2 +2x3 √<br />

1<br />

3 3ax2 +2x3 1<br />

+<br />

xdx<br />

√<br />

2ax + x2 adx + xdx<br />

√<br />

2ax + x2 √<br />

2ax + x2 adx + xdx<br />

√<br />

3a +2x<br />

ax dx + x2 adx<br />

√<br />

2ax + x2 is<br />

dx<br />

√<br />

3ax2 +2x3 √<br />

1<br />

3 3ax2 +2x3 1<br />

+<br />

xdx<br />

√<br />

2ax + x2 adx + xdx<br />

√<br />

2ax + x2 √<br />

2ax + x2 adx + xdx<br />

√<br />

3a +2x<br />

ax dx + x2 adx<br />

√<br />

2ax + x2 .<br />

5. Sometimes, a fraction may seem not to have an integral,<br />

but if one multiplies its numerator and denominator by<br />

the same quantity, then its integral can be obtained easily. So it<br />

is with<br />

dx<br />

√<br />

3ax2 +2x3 √<br />

1<br />

3 3ax2 +2x3 1<br />

+<br />

xdx<br />

√<br />

2ax + x2 adx + xdx<br />

√<br />

2ax + x2 √<br />

2ax + x2 adx + xdx<br />

√<br />

3a +2x<br />

ax dx + x2 adx<br />

√<br />

2ax + x2 .<br />

Multiply the numerator and denominator by x. Then one obtains<br />

dx<br />

√<br />

3ax2 +2x3 √<br />

1<br />

3 3ax2 +2x3 1<br />

+<br />

xdx<br />

√<br />

2ax + x2 adx + xdx<br />

√<br />

2ax + x2 √<br />

2ax + x2 adx + xdx<br />

√<br />

3a +2x<br />

ax dx + x2 adx<br />

√<br />

2ax + x2 dx<br />

√<br />

3ax2 +2x3 ,<br />

√ whose integral is<br />

1<br />

3 3ax2 +2x3 1<br />

+<br />

xdx<br />

√<br />

2ax + x2 adx + xdx<br />

√<br />

2ax + x2 √<br />

2ax + x2 adx + xdx<br />

√<br />

3a +2x<br />

ax dx + x2 dx<br />

√<br />

3ax2 +2x3 √<br />

1<br />

3 3ax2 +2x3. 6. Conversely, sometimes the numerator and denominator<br />

are to be divided by the same quantity, in order to obtain its<br />

integral. Example:<br />

ax<br />

1<br />

2dx √<br />

a2x2 + x4 ax dx<br />

√<br />

a2 + x2 a √ a2 + x2 ax .<br />

Divide every term by x. Then one obtains<br />

2dx √<br />

a2x2 + x4 ax dx<br />

√<br />

a2 + x2 a √ a2 + x2 ax<br />

.<br />

Its integral follows by the rule:<br />

2dx √<br />

a2x2 + x4 ax dx<br />

√<br />

a2 + x2 a √ a2 + x2 .<br />

7. It also occurs sometimes, that the integral of a given<br />

quantity is not obtainable by the rule. If one however adds another<br />

quantity to it, whose integral one knows, something may be<br />

produced whose integral can be taken. Next, one subtracts from<br />

that integral the added quantity, therefore the remainder is the<br />

desired integral. Example: xdx √ a + x<br />

adx √ a + x<br />

(a dx + xdx) √ a + x<br />

= 2<br />

5 (a + x)2√a + x<br />

adx √ xdx<br />

.<br />

Because its integral cannot be taken by a simple<br />

method, add<br />

a + x<br />

√ a + x<br />

adx √ a + x<br />

(a dx + xdx) √ a + x<br />

= 2<br />

5 (a + x)2√a + x<br />

adx √ a + x<br />

2<br />

3 a(a + x)√ xdx<br />

to the given quantity. The result is<br />

a + x<br />

√ a + x<br />

(a dx + xdx) √ a + x<br />

= 2<br />

5 (a + x)2√a + x<br />

2<br />

3 a(a + x)√ xdx<br />

,<br />

whose integral is found by the rule to be equal to<br />

a + x<br />

√ a + x<br />

adx √ a + x<br />

(a dx + xdx) √ a + x<br />

= 2<br />

5 (a + x)2√a + x<br />

adx √ a + x<br />

2<br />

3 a(a + x)√ xdx<br />

.<br />

If one subtracts from this the integral of<br />

a + x<br />

√ a + x<br />

adx √ a + x<br />

(a dx + xdx) √ a + x<br />

= 2<br />

5 (a + x)2√a + x<br />

adx √ a + x<br />

2<br />

3 a(a + x)√a + x<br />

2 2<br />

(a + x) √ a + x − 2 a(a + x) √ =<br />

which is<br />

,<br />

a + x<br />

2<br />

5 (a + x)2√a + x<br />

adx √ a + x<br />

2<br />

3 a(a + x)√a + x<br />

2<br />

5 (a + x)2√a + x − 2<br />

3 a(a + x)√a + x<br />

xdx √ a + x<br />

x 2 dx √ a + x<br />

(a 2 +2ax + x 2 )dx √ a + x<br />

a 2 dx √ a + x<br />

2ax dx √ a + x<br />

x2 dx √ =<br />

,<br />

therefore<br />

a + x<br />

1<br />

2<br />

5 (a + x)2√a + x<br />

adx √ a + x<br />

2<br />

3 a(a + x)√a + x<br />

2<br />

5 (a + x)2√a + x − 2<br />

3 a(a + x)√a + x<br />

xdx √ a + x<br />

x 2 dx √ a + x<br />

(a 2 +2ax + x 2 )dx √ a + x<br />

a 2 dx √ a + x<br />

2ax dx √ a + x<br />

x2 dx √ =<br />

adx<br />

remains as the integral of the given quantity<br />

a + x<br />

1<br />

√ a + x<br />

2<br />

(a + x)2<br />

5<br />

xdx √ a + x<br />

(a 2 +<br />

x2 dx √ =<br />

. In this<br />

same manner one finds the integral of<br />

a + x<br />

2<br />

5 (a + x)2√a + x<br />

adx √ a + x<br />

2<br />

3 a(a + x)√a + x<br />

2<br />

5 (a + x)2√a + x − 2<br />

3 a(a + x)√a + x<br />

xdx √ a + x<br />

x 2 dx √ a + x<br />

(a 2 +2ax + x 2 )dx √ a + x<br />

a 2 dx √ a + x<br />

2ax dx √ a + x<br />

x2 dx √ adx<br />

. In other<br />

words, the integral of<br />

a + x<br />

1<br />

√ a + x<br />

2<br />

3 a(a + x)√a + x<br />

2<br />

5 (a + x)2√a + x − 2<br />

3 a(a + x)√a + x<br />

xdx √ a + x<br />

x 2 dx √ a + x<br />

(a 2 +2ax + x 2 )dx √ a + x<br />

a 2 dx √ a + x<br />

2ax dx √ a + x<br />

x2 dx √ 2<br />

3<br />

is known, as<br />

is that of<br />

a + x<br />

1<br />

a(a + x)√a + x<br />

2<br />

5 (a + x)2√a + x − 2<br />

3 a(a + x)√a + x<br />

xdx √ a + x<br />

x 2 dx √ a + x<br />

(a 2 +2ax + x 2 )dx √ a + x<br />

a 2 dx √ a + x<br />

2ax dx √ a + x<br />

x2 dx √ 2<br />

5<br />

, and afterwards was found immediately<br />

above, that of<br />

a + x<br />

1<br />

(a + x)2√a + x − 2<br />

3 a(a + x)√a + x<br />

xdx √ a + x<br />

x 2 dx √ a + x<br />

(a 2 +2ax + x 2 )dx √ a + x<br />

a 2 dx √ a + x<br />

2ax dx √ a + x<br />

x2 dx √ 2<br />

5<br />

.<br />

Therefore one has the integral of the remaining term,<br />

a + x<br />

1<br />

(a + x)2√a + x − 2<br />

3 a(a + x)√a + x<br />

xdx √ a + x<br />

x 2 dx √ a + x<br />

(a 2 +2ax + x 2 )dx √ a + x<br />

a 2 dx √ a + x<br />

2ax dx √ a + x<br />

x2 dx √ a + x.<br />

In this same manner one will find the integrals of<br />

the quantities x<br />

1<br />

3 dx √ a + x<br />

x4 dx √ a + x<br />

xp dx √ a + x<br />

(2ax 3 + x 4 )dx √ a + x<br />

2ax3 dx √ a + x<br />

x4 dx √ x<br />

or<br />

a + x<br />

3 dx √ a + x<br />

x4 dx √ a + x<br />

xp dx √ a + x<br />

(2ax 3 +<br />

2ax3 dx √ a + x<br />

x4 dx √ x<br />

and even<br />

a + x<br />

3 dx √ a + x<br />

x4 dx √ a + x<br />

xp dx √ a + x<br />

(2ax 3 + x 4 )dx √ a + x<br />

2ax3 dx √ a + x<br />

x4 dx √ x<br />

. Thus also, if a quantity consisting of several terms<br />

is given, its integral will be found by parts. One such quantity is<br />

a + x<br />

3 dx √ a + x<br />

x4 dx √ a + x<br />

xp dx √ a + x<br />

(2ax 3 + x 4 )dx √ a + x<br />

2ax3 dx √ a + x<br />

x4 dx √ x<br />

. First I seek the integral of the first part<br />

a + x<br />

3 dx √ a + x<br />

x4 dx √ a + x<br />

xp dx √ a + x<br />

(2ax 3 + x 4 )dx √ a + x<br />

2ax3 dx √ a + x<br />

x4 dx √ x<br />

, then that of the second,<br />

a + x<br />

1<br />

3 dx √ a + x<br />

x4 dx √ a + x<br />

xp dx √ a + x<br />

(2a<br />

2ax3 dx √ a + x<br />

x4 dx √ 45<br />

a + x. Their<br />

sum gives the integral of the whole.<br />

Admonition<br />

These are the most important cases in which integrals<br />

can be formed. Indeed several, even infinitely many others yet remain,<br />

with the help of which integrations are possible. However<br />

they do not all come to mind, and furthermore, most of them can<br />

be reduced to those cited here, so that with the help of these, the<br />

desired ones can be achieved; ultimately a thousand methods of<br />

solution and manifold cases according to the nature of the given<br />

quantities present themselves to the attentive observer. For this<br />

reason it were no less impossible than useless, were we to provide<br />

yet several others aside from those offered here.<br />

Let the one remark suffice, that important mathematical<br />

problems and theorems directly depend on the finding of integrals,<br />

both those already found as well as such as are yet desired to be<br />

found, as for example the quadrature of plane surfaces, the rectification<br />

of curves, the cubature of bodies, the method of inverse<br />

tangents, or the finding of the nature of a curve from given properties<br />

of its tangents, as well as that which belongs to mechanics,<br />

like the methods of finding the center of mass, of impulses, of oscillations,<br />

and so forth. Through the finding of integrals, one also<br />

obtains the involutions of curves, and the method by which to<br />

determine their nature, and with the help of the involute to rectify<br />

the curves themselves, as Ts c h i r n h a u s did with his caustics.<br />

The ease of finding the differential of any given quantity<br />

is matched, conversely, by the difficulty of finding the integral<br />

of any given differential, so that we at times cannot even confidently<br />

assert, whether the integral of the given quantity can be


The First Integral Calculus<br />

Bernoulli<br />

formed or not. I venture to assert at least, that every whole and<br />

rational quantity, which is multiplied or divided by x p� a2 − x2 , x p� ax − x2 , x p� a2 + x2 (a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x<br />

(a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x =<br />

(a4 + a3x + a2x2 − x4 2 − x2 p<br />

, x<br />

)dx<br />

√<br />

ax + x2 1<br />

� ax − x2 , x p� a2 + x2 (a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x<br />

(a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x =<br />

(a4 + a3x + a2x2 − x4 , is either integrable or reducible to<br />

the quadrature of the circle or the hyperbola. This we will show<br />

in what follows. Therefore, above all, it is to be carefully considered<br />

whether the given quantity, which one would integrate, can<br />

be reduced by multiplication, division, or through the extraction<br />

of roots to a quantity which has one of these root terms, multiplied<br />

by a whole and rational quantity. If it is possible, then it is<br />

immediately a serious proposition, that the given quantity can be<br />

integrated; xif not, it is dependent on and reducible to the quadrature<br />

of the circle or the hyperbola.<br />

If, for example, the following quantity is given,<br />

)dx<br />

√<br />

ax + x2 1<br />

p� a2 − x2 , x p� ax − x2 , x p� a2 + x2 (a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x<br />

(a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x =<br />

(a4 + a3x + a2x2 − x4 ,<br />

and its integral is to be taken, then it appears at first glance neither<br />

to be integrable nor to have a relationship to the quadrature of the<br />

circle. In other words, if one assumes the absolute quantity to be<br />

that under the root sign, the fraction<br />

)dx<br />

√<br />

ax + x2 (a+x)<br />

sumed variable.<br />

This will be better clarified through an example. Let the<br />

quantity whose integral is desired be (ax + x<br />

, then its differential<br />

x<br />

will also be a fraction, so from that nothing can be concluded by<br />

the rule. Therefore I multiply the numerator and denominator of<br />

this irrational fraction by the numerator, and unite the product of<br />

the numerator with itself to the rational component of the quantity,<br />

so that a fraction results whose numerator is purely rational<br />

and whose denominator is irrational. Namely,<br />

This quantity now shows, that either it has an integral,<br />

or is reducible to the quadrature of the hyperbola. Rules will be<br />

given below, as to how this can be recognized and done.<br />

There remains yet something else, before we come to<br />

the use and application of the integral calculus. To wit, we will<br />

explain another procedure for the formation of integrals, which<br />

condenses the general method by more than a little. Because<br />

sometimes, due to the complexity of the given quantity, it is not<br />

immediately clear, whether it is of a kind which is reducible to<br />

one of the cases that we have presented before, and even, whether<br />

it has an integral or not. This procedure, however, reduces the<br />

quantity to fewer terms, so that one may find the desired integral<br />

without difficulty. This is done however, by taking the quantity<br />

under the root sign as the absolute quantity and setting it equal<br />

to some variable, and transforming the quantity to be integrated<br />

accordingly into another consisting only of terms of the assumed<br />

helping variable. One takes the integral of this quantity, which for<br />

the most part appears much simpler, which can be transformed<br />

back to the desired integral, by reinserting the value of the as-<br />

2 )dx √ a + x<br />

√<br />

a + x = y<br />

x = y2 − a<br />

dx =2ydy<br />

(ax + x 2 )dx √ a + x =2y 6 dy − 2ay 4 dy<br />

= 2<br />

7y7 − 2<br />

5ay5 2<br />

7 (x + a)3√x + a − 2<br />

5 a(x + a)2√ (ax + x<br />

.<br />

For that purpose, I set<br />

x + a<br />

1<br />

2 )dx √ a + x<br />

√<br />

a + x = y<br />

x = y2 − a<br />

dx =2ydy<br />

(ax + x 2 )dx √ a + x =2y 6 dy −<br />

= 2<br />

7y7 − 2<br />

5ay5 2<br />

7 (x + a)3√x + a − 2<br />

(<br />

√<br />

a + x = y<br />

. Then x = y<br />

a(x + a)<br />

5<br />

1<br />

2 − a<br />

dx =2ydy<br />

(ax + x 2 )dx<br />

= 2<br />

7y7 − 2<br />

5ay5 (ax + x<br />

and further<br />

2<br />

(x + a)3√<br />

7 2 )dx √ a + x<br />

√<br />

a + x = y<br />

x = y2 − a<br />

dx =2ydy<br />

(ax + x 2 )dx √ a + x =2y 6 dy − 2ay 4 dy<br />

= 2<br />

7y7 − 2<br />

5ay5 2<br />

7 (x + a)3√x + a − 2<br />

5 a(x + a)2√ (ax + x<br />

. Therefore in the whole quantity<br />

x + a<br />

1<br />

2 )dx √ a + x<br />

√<br />

a + x = y<br />

x = y2 − a<br />

dx =2ydy<br />

(ax + x 2 )dx √ a + x =2y 6 dy − 2ay 4 dy<br />

= 2<br />

7y7 − 2<br />

5ay5 2<br />

7 (x + a)3√x + a − 2<br />

5 a(x + a)2√ (ax + x<br />

.<br />

The integral of this is found immediately, easily, without<br />

further ado, and indeed is<br />

x + a<br />

1<br />

2 )dx √ a +<br />

√<br />

a + x = y<br />

x = y2 − a<br />

dx =2ydy<br />

(ax + x 2 )dx √ a + x =2y 6 d<br />

= 2<br />

7y7 − 2<br />

5ay5 2<br />

7 (x + a)3√x + a − 2<br />

(ax + x<br />

. Now if one inserts the<br />

value of y, one obtains<br />

a(x +<br />

5<br />

1<br />

2 )dx √ a + x<br />

√<br />

a + x = y<br />

x = y2 − a<br />

dx =2ydy<br />

(ax + x 2 )dx √ a + x =2y 6 dy − 2ay 4 dy<br />

= 2<br />

7y7 − 2<br />

5ay5 2<br />

7 (x + a)3√x + a − 2<br />

5 a(x + a)2√x + a.<br />

In the same manner the integral of the quantity<br />

(a<br />

1<br />

2 +2x2 )dx<br />

√<br />

a2 + x2 √<br />

a2 + x2 = y<br />

x = � y2 − a2 dx = ydy : � y2 − a2 (a 2 +2x 2 )dx : � a2 + x2 =<br />

(2y 3 − a 2 y)dy : � y4 − a2y2 will be found by setting y = √ a2 + x2 √<br />

a2 + x2 = y<br />

. Then will x = � y2 − a2 dx = ydy : � y2 − a2 (a<br />

and<br />

(<br />

2 +2x2 )dx<br />

√<br />

a2 + x2 √<br />

a2 + x2 = y<br />

x = � y2 − a2 dx = ydy : � y2 − a2 (a 2 +2x 2 )dx : � a2 + x2 =<br />

(2y 3 − a 2 y)dy : � y4 − a2y2 . Further we get for the quantity itself<br />

The integral of this is � y4 − a2y2 (a − x)dx<br />

√<br />

2ax − x2 √<br />

2ax − x2 = y<br />

x = a ± � a2 − y2 dx = ∓y dy : � a2 − y2 (a − x)dx<br />

√ = dy<br />

2ax − x2 = y = √ 2ax − x2 . Likewise, if one has<br />

�<br />

y4 − a2y2 (a − x)dx<br />

√<br />

2ax − x2 √<br />

2ax − x2 = y<br />

x = a ± � a2 − y2 dx = ∓y dy : � a2 − y2 (a − x)dx<br />

√ = dy<br />

2ax − x2 = y = √ 2ax − x2 ,<br />

set y = √ a2 + x2 �<br />

y4 − a2y2 (a − x)dx<br />

√<br />

2ax − x2 √<br />

2ax − x2 = y<br />

x = a ± � a2 − y2 dx = ∓y dy : � a2 − y2 (a − x)dx<br />

√ = dy<br />

2ax − x2 = y = √ 2ax − x2 �<br />

y4 − a2y2 (a −<br />

√<br />

2ax<br />

√<br />

2ax − x2 = y<br />

. Then x = a ± � a2 − y2 dx = ∓y dy : � a2 − y2 (a − x)<br />

√<br />

2ax −<br />

= y = √ 2ax − x2 �<br />

y4 − a2y2 √<br />

2ax − x2 =<br />

x = a ±<br />

,<br />

� a2 dx = ∓y dy :<br />

= y = √ �<br />

y4 − a2y2 (a − x)dx<br />

√<br />

2ax − x2 √<br />

2ax − x2 = y<br />

x = a ±<br />

2ax −<br />

� a2 − y2 dx = ∓y dy : � a2 − y2 (a − x)dx<br />

√ = dy<br />

2ax − x2 = y = √ 2ax − x2 �<br />

y4 − a2y2 (a − x)dx<br />

√<br />

2ax − x2 √<br />

2ax − x2 = y<br />

x = a ±<br />

and<br />

� a2 − y2 dx = ∓y dy : � a2 − y2 (a − x)dx<br />

√ = dy<br />

2ax − x2 = y = √ 2ax − x2 �<br />

y4 − a2y2 (a − x)dx<br />

√<br />

2ax − x2 √<br />

2ax − x2 = y<br />

x = a ±<br />

.<br />

The integral of this is<br />

� a2 − y2 dx = ∓y dy : � a2 − y2 (a − x)dx<br />

√ = dy<br />

2ax − x2 = y = √ 2ax − x2 x<br />

.<br />

This rule can henceforth be applied in infinitely many<br />

cases, even in those which seem almost hopeless because of their<br />

complexity. Because, aside from the fact that this rule sometimes<br />

makes the quantity in question much briefer, it also offers the<br />

advantage, that it stands immediately before one’s eyes, whether<br />

the transformed quantity can be integrated.<br />

To all these methods of finding integrals one can add the<br />

following, which because of its usefulness and easiness, is almost<br />

preferable to all the rest. This method is however only relevant<br />

to those quantities which are combined with irrationals. Its whole<br />

application, accordingly, consists of transforming irrational quantities<br />

into rational ones, so that the given quantity assumes a com-<br />

p� a2 − x2 , x p� ax − x2 , x p� a2 + x2 (a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x<br />

(a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x =<br />

(a4 + a3x + a2x2 − x4 x<br />

)dx<br />

√<br />

ax + x2 p� a2 − x2 , x p� ax − x2 , x p� a2 + x2 (a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x<br />

(a 3 + ax 2 − x 3 �<br />

a + x<br />

)dx<br />

x =<br />

(a4 + a3x + a2x2 − x4 (a<br />

)dx<br />

√<br />

ax + x2 2 +2x2 )dx<br />

√<br />

a2 + x2 √<br />

a2 + x2 = y<br />

x = � y2 − a2 dx = ydy : � y2 − a2 (a 2 +2x 2 )dx : � a2 + x2 =<br />

(2y 3 − a 2 y)dy : � y4 − a2y2 (a2 +2x2 )dx<br />

√<br />

a2 + x2 √<br />

a2 + x2 = y<br />

x = � y2 − a2 dx = ydy : � y2 − a2 (a 2 +2x 2 )dx : � a2 + x2 =<br />

(2y 3 − a 2 y)dy : � y4 − a2y2 46<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

1


The First Integral Calculus<br />

Bernoulli<br />

pletely rational character, after which, when it is possible, its integral<br />

is easy to form. This leads therefore into the Diophantine<br />

problem, which provides excellent assistance on such occasions,<br />

as will become more clearly evident by examples.<br />

For example, let<br />

a3dx x √ ax − x2 √<br />

ax − x2 ax − x2 ax − x 2 = a2x2 m2 x = am2 :(a2 + m2 )<br />

√<br />

ax − x2 2 2 2 = a m :(a + m )<br />

dx =2a3mdm :(m2 + a2 ) 2<br />

a<br />

be the quantity to be integrated, which is not feasible by the previous<br />

methods, but which can be done in the following manner.<br />

Since<br />

1<br />

3dx x √ ax − x2 √<br />

ax − x2 ax − x2 ax − x 2 = a2x2 m2 x = am2 :(a2 + m2 )<br />

√<br />

ax − x2 2 2 2 = a m :(a + m )<br />

dx =2a3mdm :(m2 + a2 ) 2<br />

a<br />

is an irrational quantity, then to make it rational,<br />

1<br />

3dx x √ ax − x2 √<br />

ax − x2 ax − x2 ax − x 2 = a2x2 m2 x = am2 :(a2 + m2 )<br />

√<br />

ax − x2 2 2 2 = a m :(a + m )<br />

dx =2a3mdm :(m2 + a2 ) 2<br />

a<br />

must become a square. Let therefore<br />

1<br />

3dx x √ ax − x2 √<br />

ax − x2 ax − x2 ax − x 2 = a2x2 m2 x = am2 :(a2 + m2 )<br />

√<br />

ax − x2 2 2 2 = a m :(a + m )<br />

dx =2a3mdm :(m2 + a2 ) 2<br />

a<br />

.<br />

From this assumption<br />

1<br />

3dx x √ ax − x2 √<br />

ax − x2 ax − x2 ax − x 2 = a2x2 m2 x = am2 :(a2 + m2 )<br />

√<br />

ax − x2 2 2 2 = a m :(a + m )<br />

dx =2a3mdm :(m2 + a2 ) 2<br />

a<br />

and consequently<br />

1<br />

3dx x √ ax − x2 √<br />

ax − x2 ax − x2 ax − x 2 = a2x2 m2 x = am2 :(a2 + m2 )<br />

√<br />

ax − x2 2 2 2 = a m :(a + m )<br />

dx =2a3mdm :(m2 + a2 ) 2<br />

a<br />

,<br />

1<br />

3dx x √ ax − x2 √<br />

ax − x2 ax − x2 ax − x 2 = a2x2 m2 x = am2 :(a2 + m2 )<br />

√<br />

ax − x2 2 2 2 = a m :(a + m )<br />

dx =2a3mdm :(m2 + a2 ) 2<br />

,<br />

therefore the whole given quantity<br />

a<br />

1<br />

3 dx<br />

x √ ax − x2 = 2a3 dm<br />

m2 −2a3 : m<br />

m = � a2x :(a− x)<br />

�<br />

4a5 − 4a4x −<br />

= −2a<br />

x<br />

2<br />

�<br />

a − x<br />

x<br />

a3 dx : x √ ax − x2 dx 3√ x2 +2ax + a2 x<br />

x2 +2ax + a2 a<br />

,<br />

whose integral is easy to find, and indeed is<br />

3 dx<br />

x √ ax − x2 = 2a3 dm<br />

m2 −2a3 : m<br />

m = � a2x :(a− x)<br />

�<br />

4a5 − 4a4x −<br />

= −2a<br />

x<br />

2<br />

�<br />

a − x<br />

x<br />

a3 dx : x √ ax − x2 dx 3√ x2 +2ax + a2 x<br />

x2 +2ax + a2 a<br />

.<br />

If one now inserts the value<br />

3 dx<br />

x √ ax − x2 = 2a3 dm<br />

m2 −2a3 : m<br />

m = � a2x :(a− x)<br />

�<br />

4a5 − 4a4x −<br />

= −2a<br />

x<br />

2<br />

�<br />

a − x<br />

x<br />

a3 dx : x √ ax − x2 dx 3√ x2 +2ax + a2 x<br />

x2 +2ax + a2 a<br />

, the<br />

result is<br />

3 dx<br />

x √ ax − x2 = 2a3 dm<br />

m2 −2a3 : m<br />

m = � a2x :(a− x)<br />

�<br />

4a5 − 4a4x −<br />

= −2a<br />

x<br />

2<br />

�<br />

a − x<br />

x<br />

a3 dx : x √ ax − x2 dx 3√ x2 +2ax + a2 x<br />

x2 +2ax + a2 a<br />

as the integral of<br />

3 dx<br />

x √ ax − x2 = 2a3 dm<br />

m2 −2a3 : m<br />

m = � a2x :(a− x)<br />

�<br />

4a5 − 4a4x −<br />

= −2a<br />

x<br />

2<br />

�<br />

a − x<br />

x<br />

a3 dx : x √ ax − x2 dx 3√ x2 +2ax + a2 x<br />

x2 +2ax + a2 a<br />

.<br />

Likewise to integrate<br />

3 dx<br />

x √ ax − x2 = 2a3 dm<br />

m2 −2a3 : m<br />

m = � a2x :(a− x)<br />

�<br />

4a5 − 4a4x −<br />

= −2a<br />

x<br />

2<br />

�<br />

a − x<br />

x<br />

a3 dx : x √ ax − x2 dx 3√ x2 +2ax + a2 x<br />

x2 +2ax + a2 a<br />

,<br />

3 dx<br />

x √ ax − x2 = 2a3 dm<br />

m2 −2a3 : m<br />

m = � a2x :(a− x)<br />

�<br />

4a5 − 4a4x −<br />

= −2a<br />

x<br />

2<br />

�<br />

a − x<br />

x<br />

a3 dx : x √ ax − x2 dx 3√ x2 +2ax + a2 x<br />

x2 +2ax + a2 must become a cube. Let therefore x + a = y3<br />

x = y3 − a<br />

dx =3y2 dy<br />

3√<br />

x2 +2ax + a2 2 = y<br />

dx 3√ x2 +2ax + a2 =<br />

x<br />

3y4 dy<br />

y3 x + a = y<br />

.<br />

then will<br />

− s<br />

3<br />

x = y3 − a<br />

dx =3y2 dy<br />

3√<br />

x2 +2ax + a2 2 = y<br />

dx 3√ x2 +2ax + a2 =<br />

x<br />

3y4 dy<br />

y3 x + a = y<br />

,<br />

− s<br />

3<br />

x = y3 − a<br />

dx =3y2 dy<br />

3√<br />

x2 +2ax + a2 2 = y<br />

dx 3√ x2 +2ax + a2 =<br />

x<br />

3y4 dy<br />

y3 x + a = y<br />

and<br />

− s<br />

3<br />

x = y3 − a<br />

dx =3y2 dy<br />

3√<br />

x2 +2ax + a2 2 = y<br />

dx 3√ x2 +2ax + a2 =<br />

x<br />

3y4 dy<br />

y3 Therefore the whole quantity<br />

dx<br />

− s<br />

3√ x2 +2ax + a2 =<br />

x<br />

3y4 dy<br />

y3 − a .<br />

If one can obtain the integral of this, then one also has the integral<br />

of the given quantity.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

47


What’s the Matter with Descartes<br />

Vance<br />

Exclusive Interview: René Descartes<br />

What’s the Matter with Descartes?<br />

Timothy Vance<br />

There’s no denying it, folks.<br />

No matter how you slice it,<br />

there’s just no amount of<br />

geometric extension in the world<br />

that could bail out Descartes’ utterly<br />

bankrupt notion of moving<br />

bodies. You may keep trying to<br />

extend this matter of his if you like,<br />

but it still won’t move. “It’s impenetrable,”<br />

the experts may say.<br />

I don’t care, my friend. It’ll take<br />

a miracle from God to get those<br />

bodies of his moving again. Why?<br />

Because Descartes’ argument for<br />

motion lacks force ... and not just<br />

the kind necessary for convincing<br />

you he’s right, which, by the way,<br />

he would enjoy very much. This<br />

may seem a little suprising at first<br />

because René, as I like to call him,<br />

is a man whose books are still purchased<br />

every year by undergraduates<br />

enrolled in philosophy courses<br />

they can ill afford to take, and<br />

shouldn’t. He is a man who is credited with making mathematics<br />

“modern” by freeing Geometry from the tyranny of ... well, Geometry;<br />

And finally, Descartes is a man whom my loving friend<br />

Wilhelm Gottfried Leibniz would go out of his way on just about<br />

every occasion to refute. Naturally, such a reputation led me to<br />

expect more gravitas from Monsieur Descartes; instead, I found a<br />

man led astray (from making any damn sense) by too great a faith<br />

in his own genius and inflated sense of self–importance.<br />

What follows is a hastily arranged interview I conducted<br />

with Monsieur Descartes himself on Sepember 28 of this year:<br />

VANCE – Monsieur Descartes, thank you so much for<br />

taking the time to be with us today.<br />

DESCARTES – It really is my pleasure, and I’m very<br />

lucky to have actually made it here this evening. I had some<br />

trouble earlier today ...<br />

Tim Vance interviews René Descartes<br />

V – Trouble with your flight over the Atlantic?<br />

D – No, trouble getting out of bed. It’s where I draw the<br />

vast majority of my philosophical conclusions, you know; and<br />

it’s so very hard to find a nice quiet place these days for meditative<br />

contemplation (much more so if you have friends like mine).<br />

I’ve also discovered that one’s bed provides the perfect environment<br />

for thinking through life’s most challenging questions like<br />

“What can I know?” and “How can I know it?” – especially if<br />

doe in the late morning and early afternoon when everybody else<br />

is at work.<br />

V – You’ve been described by leading academics as “one<br />

of the most influential thinkers in human history.” That’s quite a<br />

remarkable statement! How did you come by all that knowledge<br />

which made you so famous?<br />

D – That’s a great question Tim, thanks so much for asking<br />

me. It’s really simple. “All that I have, up to this moment, ac-<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

48


cepted as possessed of the highest truth and certainty, I received<br />

either from or through the senses.” 1 The idea for it came to me in<br />

a dream a few winters back. It was then that I discovered something<br />

very important which “got the ball rolling” so to speak–<br />

V – What did you discover?<br />

D – MYSELF! You know: Cogito ...<br />

V – Ergo sum?<br />

D – Yeah! Isn’t that great?<br />

V – Excusez–moi, Monsieur. Would you mind if I were<br />

to ask you a few simple questions concerning motion? It appears<br />

that my friend Leibniz could not have disagreed more with<br />

you on this very subject. He accuses you of preferring applause<br />

over certainty, or rather a fan–base over fact; and attributes your<br />

failure to properly describe the laws of nature–<br />

D – I FAILED?<br />

V – Well, before I answer you, René, let me ask: What<br />

is motion when it’s properly understood?<br />

D – Well, I am most sure of myself when I say “it is the<br />

translation of one part of matter, or of one body, from the vicinity<br />

of those bodies that are in direct contact with it and are viewed as<br />

at rest to the vicinity of others. Where by ‘one body’ or ‘one part<br />

of matter’ I understand everything that is transferred at the same<br />

time, even if this itself might again consist of many parts which<br />

have other motions in themselves. And I say that translation is not<br />

the force or action that transfers, as I shall show that this [motion]<br />

is always in the mobile, not in the mover.” 2<br />

V – Très bien, Monsieur. However, I became a little<br />

confused when you assigned the name “motion” to what is in fact<br />

only an effect of motion (namely “translation,” or a change from<br />

one place to another in a rectilinear fashion I presume), only to<br />

separate that effect immediately afterwards from its cause (that is,<br />

the “force or action that transfers”). You make little distinction<br />

between something which is moved, i.e. the mobile as you say,<br />

and that which moves, i.e. the mover.<br />

D – “It is not a matter of that action which is understood<br />

to be in the mover, or in that which arrests motion, but of translation<br />

alone and of the absence of translation, or rest.” 3<br />

1 René Descartes Meditations – No. 1<br />

2 René Descartes Principles of Philosophy Part II – ‘On Motion’<br />

Translated by M.S. Mahoney, 1977<br />

3 Mahoney, ibid.<br />

What’s the Matter with Descartes<br />

Vance<br />

V – But that would imply that–<br />

D – “[M]otion and rest ... are nothing other than two<br />

different modes–” 4<br />

V – Of the same thing?<br />

D – Yes, all corporeal substance.<br />

V – Substance made of what?<br />

D – Extension which is impenetrable.<br />

V – But how are things extended?<br />

D – How else are things extended through Euclidean<br />

space? By merely adding or subtracting individual points in the<br />

case of a line, or by adding and subtracting a series of points in<br />

the case of a surface, and so on.<br />

V – Euclid tells me a point has no parts. So what part of<br />

a point would make it impenetrable?<br />

D – I don’t know.<br />

V – I think you’re making it a lot harder for yourself<br />

by applying the same generic metric of “translation,” or the lack<br />

thereof, to both a body in motion and one at rest, and similarly<br />

applying it to any moving body regardless of whether it moves or<br />

is moved. Once again, why lump the two together?<br />

D – “[Because] no more action is required for motion<br />

than for rest.”<br />

V – But René, if no more action is required for motion<br />

than for rest, what has a body formerly at rest ever done in order<br />

to move? And if a moving object isn’t doing anything either, who<br />

or what has moved it?<br />

D – “God.” 5<br />

V – I see, très bien! And let me guess: “God is the primary<br />

cause of motion and always conserves the same quantity of<br />

motion in the universe.”<br />

D – “Mais oui.”<br />

V – Uh–huh ... Right.<br />

4 Mahoney, ibid.<br />

5 Mahoney, ibid.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

49


D – “[Well], it seems clear to me that it is nothing other<br />

than God Himself, who in the beginning created matter together<br />

with motion and rest and now conserves just as much motion and<br />

rest as a whole as He then posited. Now, although this motion in<br />

moved matter is nothing other than its mode, nevertheless it has<br />

a certain and determinate quantity, which we easily understand<br />

to be able to be always the same in the whole universe of things,<br />

even though it be changed in its individual parts.” 6<br />

V – For example ...?<br />

D – “[I]t is evident [...] when one part of matter is moved<br />

twice as fast as another, and this second [part of matter] is twice<br />

as large as the first, there is as much motion in the smaller as in<br />

the larger; and by as much as the motion of one part is made slower,<br />

the motion of some other equal to it is made faster. We also<br />

understand perfection to be in God, not only that He is immutable<br />

in Himself, but that he works in a most constant and immutable<br />

way, such that, save those changes that clear experience or divine<br />

revelation renders certain and that we believe or perceive to be<br />

made without any change in the Creator, we should suppose no<br />

other [changes] in His works, lest one then argue an inconstancy<br />

in Him. Whence it follows that it is most wholly in accord with<br />

reason that we think on this basis alone that God moved the parts<br />

of matter in various ways when He first created them and that He<br />

now conserves all of this matter clearly in the same way and for<br />

the same reason that He formerly created, and that He also conserves<br />

the same amount [tantundem] of motion in it always.” 7<br />

V – C’est magnifique! Except ...<br />

D – Except what?<br />

V – Except that doesn’t happen.<br />

D – Whatever ... C’est la vie.<br />

V – Descartes!<br />

D – “I will continue resolutely fixed in this belief, and<br />

if indeed by this means it be not in my power to arrive at the<br />

knowledge of truth, I shall at least do what is in my power, viz.,<br />

[suspend my judgment.]” Explain! 8<br />

V – Your straightforward example of two bodies which<br />

possess the same “quantity of motion” – or what you define as the<br />

product of mass times velocity – certainly pleases the senses. It<br />

6 Mahoney, ibid.<br />

7 Mahoney, ibid.<br />

8 Meditations – “I. Of the Things of Which We May Doubt”<br />

What’s the Matter with Descartes<br />

Vance<br />

even works if we limit our investigation of motion to the common<br />

machines of antiquity, e.g. the lever, windlass, pulley, wedge, and<br />

screw – what is often referred to as “mechanics,” or “statics” to<br />

be more precise. But, as the great Monsieur Leibniz would point<br />

out, in all of those machines “there exists an equilibrium, since<br />

the mass of one body is compensated for by the velocity of the<br />

other” and that “the nature of the machine here makes the magnitudes<br />

of the bodies – assuming they are of the same kind – reciprocally<br />

proportional to their velocities, so that the same quantity<br />

of motion is produced on either side.” 9 Therefore, your law of<br />

motion only works by accident.<br />

D – It’s no accident. I didn’t look into any other kind<br />

of machine!<br />

V – You know, René, it wasn’t a pulley that put man on<br />

the moon ...<br />

D – The moon?<br />

V – Anyways, shall I now proceed to show an exception<br />

to your rule using a demonstration from Leibniz?<br />

D – I suppose if you must.<br />

V – Thank you ... First, assume that a body falling from<br />

a given height acquires the same force which is necessary to lift<br />

it back to its original height if its direction were to allow it, and<br />

there was no interference with its motion through friction, air–<br />

resistance, and the like.<br />

D – As for example with an ideal pendulum?<br />

V – Yes, exactly. Second, assume that the same amount<br />

of effort is consumed in raising a four–pound body to a height of<br />

one foot, as is consumed in raising a one–pound body to a height<br />

of four feet.<br />

D – I will generously grant Monsieur Leibniz these two<br />

assumptions, as will any of my pupils.<br />

V – Wonderful! Then a four–pound body falling one<br />

foot has acquired the same amount of force as a one–pound body<br />

falling four feet.<br />

D – Mais oui, for what you say is to me both “clear and<br />

distinct.”<br />

9 Gottfried Leibniz A Brief Demonstration of a Notable Error<br />

of Descartes and Others Concerning a Natural Law, Philosophical<br />

Papers and Letters Translated by Leroy E. Loemker, Kluwer Academic<br />

Publishers, Boston, 1956.<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

50


V – Except, the one–pound body acquires only two units<br />

of velocity.<br />

D – What of it?<br />

V – Descartes! Do the math ... shouldn’t it have acquired<br />

by your reasoning four units of velocity? Remember how<br />

evidently, you implied, a body twice as large as another would<br />

travel half as fast, thus always conserving the same quantity of<br />

motion? 10<br />

D – Aidez–moi! Do I have to show my work?<br />

V – Don’t worry about it. I’ll just assume you’ve actually<br />

calculated the results of this or any other physical experiment<br />

for that matter, ok?<br />

D – What a relief! Merci.<br />

V – But remember: Galileo’s proposition, and subsequent<br />

demonstrations show that a height is proportional to the<br />

square of the velocity of an object having fallen from it. Which<br />

means that, by your definition of ‘quantity of motion’, were we<br />

to construct a machine which would allow us to transfer all of the<br />

motion of the four–pound body falling one foot (previously in<br />

motion but now at rest) to the one–pound body (previously at rest<br />

but now set into motion), we would miraculously discover that<br />

such a one–pound body would be able to raise itself to a height<br />

of sixteen feet!<br />

D – What’s wrong with that?<br />

V – Well, earlier you had agreed with Leibniz when<br />

he asserted that as much effort was consumed in raising a four–<br />

pound body to a height of one foot, as was consumed in raising a<br />

one–pound body to height of four feet. Thus, with as much effort<br />

as was consumed in raising a one–pound body to a height of sixteen<br />

feet, we could have raised the four–pound body to a height<br />

of at least four feet. But we previously stated that the four–pound<br />

body in question originally fell from a height of one foot (before<br />

transferring its motion to the one–pound body), which should<br />

have only been enough to raise itself to a similar foot. Where did<br />

all that extra motion come from?<br />

D – Je ne sais pas. But I do know that such results could<br />

be used to produce some pretty interesting machines–<br />

V – Don’t even say it! Perpetual mechanical motion<br />

10 If Descartes’ total “quantity of motion” (mass times velocity)<br />

is to be preserved in this example, then m1 · v1 = m2 · v2 (here:<br />

4 times 1 = 1 times 4), i.e. a body of four pounds with one unit of<br />

velocity would impart four units of velocity to a one pound body.<br />

What’s the Matter with Descartes<br />

Vance<br />

doesn’t exist. This is because, as Leibniz would say, there would<br />

be no reason for it to exist. For if effects could at any time exceed<br />

their causes, of what use would those causes be if not for producing<br />

all of their subsequent effects!<br />

D – How was I supposed to see that?!<br />

V – You weren’t! You don’t see causes, you know them<br />

by their power. And so the very things by which you correctly<br />

understand motion or change (powers), happens to be the name<br />

of a new science of motion founded by Leibniz 11 in opposition to<br />

yours and Newton’s. And so, while you sought to preserve the<br />

same quantity of motion, Monsieur Leibniz sought to preserve<br />

the same quantity of power, i.e. the equality of cause and effect.<br />

D – I see.<br />

V – René, all this “seeing” with your eyes got you into<br />

this trouble in the first place. You unfortunately assumed that<br />

there was nothing to be found in motion, or in corporeal bodies<br />

for that matter, which could not be measured through your senses.<br />

If indeed there was nothing more to it, then quantity of motion<br />

would consist of the only two things one could sense about a<br />

moving body, namely mass and velocity ... I mean, have you ever<br />

seen with your own two eyes actual squares on a velocity?<br />

D – [Non cogito–] <br />

[Note: Having over–extended himself at this point in<br />

the interview, Descartes was no more.]<br />

V – Ergo, it appears you no longer exist, and neither<br />

does the credibility of your methods.<br />

11 i.e. Dynamics<br />

Δυναμις Vol. 3 No. 3 December 2008<br />

51

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