m (New page: ==Difficult Concepts== Im having difficulty with D.T. Fourier Transforms <math> \chi(\omega) = F(x[n]) = \sum_{n=-\infty}^\infty x[n]e^{-j\omega n} </math>) |
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<math> \chi(\omega) = F(x[n]) = \sum_{n=-\infty}^\infty x[n]e^{-j\omega n} </math> | <math> \chi(\omega) = F(x[n]) = \sum_{n=-\infty}^\infty x[n]e^{-j\omega n} </math> | ||
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+ | <math> x[n] = \frac{1}{2\pi} \int_{2\pi} \chi(e^{j\omega})e^{j\omega n} d\omega </math> |
Revision as of 13:21, 8 October 2008
Difficult Concepts
Im having difficulty with D.T. Fourier Transforms
$ \chi(\omega) = F(x[n]) = \sum_{n=-\infty}^\infty x[n]e^{-j\omega n} $
$ x[n] = \frac{1}{2\pi} \int_{2\pi} \chi(e^{j\omega})e^{j\omega n} d\omega $