5. Prove that if f(z) = then f is an entire function. COS Z z² - (л/2)² 1 πT when z±л/2, when z = · ±л/2,

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ISBN:9780470458365
Author:Erwin Kreyszig
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this is complex analysis. consider using maclaurine series to solve this. 

 

5. Prove that if
f(z)
=
then f is an entire function.
COS Z
z² - (л/2)²
1
πT
when z±л/2,
when z =
· ±л/2,
Transcribed Image Text:5. Prove that if f(z) = then f is an entire function. COS Z z² - (л/2)² 1 πT when z±л/2, when z = · ±л/2,
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