I'm not asking the solution, but rather the main idea of how to solve the part 2:

1)Find the Fourier development of with .

2)Show using the previous result that .

Attempt: Is it just by using Parseval's theorem?

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- Aug 4th 2010, 01:36 PMarbolisFourier series to calculate an infinite series
I'm not asking the solution, but rather the main idea of how to solve the part 2:

1)Find the Fourier development of with .

2)Show using the previous result that .

Attempt: Is it just by using Parseval's theorem? - Aug 4th 2010, 01:49 PMchiph588@