How to solve complex integration?

[HOHOH]

Hi, I'm looking for the solution or fomular of this integration.


If you have any idea, please advise.

Thanks in advance.

 

[galatage]

check out this book

Complex integration and Cauchy's theorem, (Cambridge tracts in mathematics and mathematical physics)
By G. N Watson

http://mihd.net/8u5yh6

or

**broken link removed**


PRESS HELPED ME IF IT HELPS YOU

 

[HOHOH]

Hi galatage and thanks for your answer.

Your information is very good.

But, I'm not enough. Because my mathematicla knowledge is not good for understanding.

So I need more information.