(New page: 4) Discrete Fourier Transform Definition: let x[n] be a DT signal with Period N. <math>DFT : X[k] = sum</math>)
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Revision as of 15:38, 22 September 2009

4) Discrete Fourier Transform

Definition: let x[n] be a DT signal with Period N. $ DFT : X[k] = sum $

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Basic linear algebra uncovers and clarifies very important geometry and algebra.

Dr. Paul Garrett