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Tap sol sıyaqlı<br />

15-1 su’wret. Esaplaw sistemasın δ r = δε<br />

shamasına jılıstırıw.<br />

Lagranj-Eyler ten’lemesin<br />

tu’rinde jazıp (bul jerde i = 1,<br />

2,<br />

... , N )<br />

110<br />

∂L<br />

∂L<br />

∂L<br />

∂L<br />

= i + j+<br />

k .<br />

∂v<br />

∂vx<br />

∂vy<br />

∂vz<br />

∂L<br />

−<br />

∂r<br />

i<br />

d<br />

dt<br />

∂L<br />

= 0<br />

∂v<br />

i<br />

⎛ d ∂L<br />

⎞<br />

δL<br />

= ∑ ⎜<br />

⎟ δε<br />

= 0<br />

i ⎝ dt ∂v<br />

i ⎠<br />

ekenligine iye bolamız. δ ε shaması ıqtıyarlı bolg’anlıqtan<br />

∂L<br />

Sonlıqtan ∑ = const . Biraq<br />

∂v<br />

an’latpasınan<br />

i i<br />

ekenligi kelip shıg’adı ha’m sog’an baylanıslı<br />

d<br />

dt<br />

⎛ ∂L<br />

⎞<br />

⎜<br />

⎜∑<br />

⎟ = 0 .<br />

⎝ i ∂vi<br />

⎠<br />

2<br />

m vi L=∑ −U<br />

ri<br />

2<br />

i<br />

L<br />

miv<br />

v =<br />

∂<br />

∂<br />

i<br />

i<br />

15-2 su’wret. Esaplaw sistemasın δϕ<br />

mu’yeshine burıw.<br />

( )<br />

(15.1)

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