- #1
opticaltempest
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Homework Statement
I need help finding the exponential Fourier series for the pulse train below.
http://img329.imageshack.us/img329/1184/20080427091409ev5.jpg
Homework Equations
[tex]p_T(t)=\sum_{n=-\infty}^{\infty}{D_n e^{j2nt}[/tex]
[tex]D_n=\frac{1}{T_0}\int_{T_0}^{}{x(t)e^{-j2nt}dt}[/tex]
The Attempt at a Solution
http://img74.imageshack.us/img74/2376/20080427093457iy6.jpg
I know that D0=0.2. However, I cannot evaluate my final answer for n=0 because I have n in the denominator. Where am I going wrong?
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