Theorem 23.4 (Cauchy Integral Formula, General Version). Suppose that f(z) is analytic inside and on a simply closed contour C oriented counterclockwise. If z is any point inside C, then n! f(n) (2) = 22²1 / (( - 2)²+1 ds₁ 2πί - n = 1, 2, 3, .... Let g(2) => Evaluate the integral using Theorem 23.4. . n=1 1 e² g² (2) 23 dz. 2πi / 2nn

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Chapter2: Second-order Linear Odes
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Theorem 23.4 (Cauchy Integral Formula, General Version). Suppose that f(z) is analytic
inside and on a simply closed contour C oriented counterclockwise. If z is any point inside
C, then
f(c)
f(n) (z) =
n!
2πί
li
Lo (6-2)^²+1
dc,
n = 1, 2, 3, . ...
Let g(x) =
Evaluate the integral using Theorem 23.4.
1
2πi
e² g² (x)
23
100
dz.
n=1
2nn
|2|=1
Transcribed Image Text:Theorem 23.4 (Cauchy Integral Formula, General Version). Suppose that f(z) is analytic inside and on a simply closed contour C oriented counterclockwise. If z is any point inside C, then f(c) f(n) (z) = n! 2πί li Lo (6-2)^²+1 dc, n = 1, 2, 3, . ... Let g(x) = Evaluate the integral using Theorem 23.4. 1 2πi e² g² (x) 23 100 dz. n=1 2nn |2|=1
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