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| + | <math>x(t) = \sum_{k=-\infty}^\infty a_k e^{jkw_0t} </math> | ||
Revision as of 17:29, 25 September 2008
Defines the Fourier series of a periodic ct signal as
$ x(t) = \sum_{k=-\infty}^\infty a_k e^{jkw_0t} $
