The discrete Fourier transform of x[n], a discrete-time signal with Period N, is:

$X [k] = \sum_{k=0}^{N-1} x[n].e^{-J.2pi.kn/N}.$

Please assign the "discrete Fourier transform" category to any page that either discusses or uses the discrete Fourier transform (DFT).

## Pages in category "Discrete Fourier transform"

The following 25 pages are in this category, out of 25 total.

## Alumni Liaison

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

Dr. Paul Garrett