Web Directory

» An Introduction to Fourier Theory
   A mathematically inclined introduction with illustrations and explanations of related theorems, its properties and numerical methods for calculating transforms.
   http://gershwin.ens.fr/vdaniel/Doc-Locale/Cours-Mirrored/Maths-Stuff/fourier/

» Fast Fourier Transform
   Article in MathWorld.
   http://mathworld.wolfram.com/FastFourierTransform.html

» Fast Fourier Transforms
   Survey and history of FFT algorithms from Wikipedia.
   http://en.wikipedia.org/wiki/Fast_Fourier_transform

» Introduction to the Fourier Transform
   Notes on applications to Image Processing.
   http://www.cs.unm.edu/~brayer/vision/fourier.html

» Mathematics of the Discrete Fourier Transform (DFT)
   Notes by Julius O. Smith III, Stanford.
   http://ccrma-www.stanford.edu/~jos/r320/