This is documentation for Mathematica 6, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.1)
Fourier Series Package Guide
Fourier Series Package
NFourierTransform numerical approximation to Fourier transform
NInverseFourierTransform numerical approximation to inverse Fourier transform
NFourierSinTransform numerical approximation to Fourier sine transform
NFourierCosTransform numerical approximation to Fourier cosine transform
FourierCoefficient coefficient in a Fourier exponential series expansion
FourierSinCoefficient coefficient in a Fourier sine series expansion
FourierCosCoefficient coefficient in a Fourier cosine series expansion
FourierTrigSeries Fourier trigonometric series expansion to a given order
DTFourierTransform discrete time Fourier transform
InverseDTFourierTransform inverse discrete time Fourier transform