Find an expression for
Hence prove that
Attempt: I found that the sum is the real part of:
and I know that:
therefore the integral becomes
But how can I evaluate this integral?
Any help is very much appreciated!
Find an expression for
Hence prove that
Attempt: I found that the sum is the real part of:
and I know that:
therefore the integral becomes
But how can I evaluate this integral?
Any help is very much appreciated!