http://www.mathhelpforum.com/math-he...1&d=1240676846

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- Apr 25th 2009, 08:27 AMsilversandFourier Series problem
- Apr 25th 2009, 08:28 AMsilversandguess
i guess they want me to answer the Dirichlet Conditions for a Fourier series' existence.

but i cant see how to prove the coefficients of $\displaystyle \cos(\mu_{n}x)$ are all 0.