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2011-2012 Bulletin – PDF - SEAS Bulletin - Columbia University

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68<br />

(elliptic), heat (parabolic) and Schroedinger<br />

(dispersive) equations; fundamental solutions,<br />

Green’s functions, weak/distribution solutions,<br />

maximum principle, energy estimates, variational<br />

methods, method of characteristics; elementary<br />

functional analysis and applications to PDEs;<br />

introduction to nonlinear PDEs, shocks; selected<br />

applications.<br />

APMA E6302x Numerical analysis of partial<br />

differential equations<br />

3 pts. Lect: 2. Not offered in <strong>2011</strong>–<strong>2012</strong>.<br />

Prerequisite: APMA E3102 or E4200. Numerical<br />

analysis of initial and boundary value problems<br />

for partial differential equations. Convergence<br />

and stability of the finite difference method, the<br />

spectral method, the finite element method and<br />

applications to elliptic, parabolic, and hyperbolic<br />

equations.<br />

APMA E6304y Integral transforms<br />

3 pts. Lect: 2. Not offered in <strong>2011</strong>–<strong>2012</strong>.<br />

Prerequisites: APMA E4204 and MATH E1210,<br />

or their equivalents. Laplace, Fourier, Hankel,<br />

and Mellin transforms. Selection of suitable<br />

transform for a given partial differential equation<br />

boundary value problem. Operational properties<br />

of transforms. Inversion theorems. Approximate<br />

evaluation of inversion integrals for small and<br />

large values of parameter. Application to the<br />

solution of integral equations.<br />

APMA E6901x and y–E6901y Special topics in<br />

applied mathematics<br />

3 pts. Lect: 3. Instructor to be announced.<br />

Prerequisites: Advanced calculus and junior<br />

year applied mathematics, or their equivalents.<br />

This course may be repeated for credit. Topics<br />

and instructors from the Applied Mathematics<br />

Committee and the staff change from year to<br />

year. For students in engineering, physical<br />

sciences, biological sciences, and other fields.<br />

APMA E8308y Asymptotic methods in applied<br />

mathematics<br />

3 pts. Lect: 2. Not offered in <strong>2011</strong>–<strong>2012</strong>.<br />

Prerequisite: APMA E4204 or equivalent.<br />

Asymptotic treatment of ordinary and partial<br />

differential equations in problems arising<br />

in applied mathematics. Asymptotic series.<br />

Asymptotic evaluation of integrals. Expansion<br />

of solutions of ordinary differential equations:<br />

connection problem and turning points. Stoke’s<br />

phenomenon. Differential equations with a<br />

parameter: “boundary layer” phenomenon.<br />

Application to partial differential equations:<br />

problems from fluid dynamics, wave propagation<br />

theory, electromagnetic theory.<br />

APMA E9101x-E9102y Research<br />

1–4 pts. Members of the faculty.<br />

Prerequisite: Permission of the supervising<br />

faculty member. This course may be repeated.<br />

Advanced study in a special area.<br />

APMA E9810x or y Mathematical earth<br />

science seminar<br />

0 pts. Lect: 1. Professor Polvani.<br />

Prerequisite: Instructor’s permission. Current<br />

research in problems at the interface<br />

between applied mathematics and earth and<br />

environmental sciences.<br />

APMA E9815x or y Geophysical fluid<br />

dynamics seminar<br />

1–3 pts. May be repeated for up to 10 points of<br />

credit. Not offered in <strong>2011</strong>–<strong>2012</strong>.<br />

Prerequisite: Instructor’s permission. Problems in<br />

the dynamics of geophysical fluid flows.<br />

Courses in Materials<br />

science and engineering<br />

See page 172.<br />

engineering <strong>2011</strong>–<strong>2012</strong>

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