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Mathematica > Mathematics and Algorithms > Calculus > Integral Transforms > Fourier Analysis >

Built-in Mathematica Symbol

InverseFourierSequenceTransform

, n]
gives the inverse discrete-time Fourier transform of expr.

₁,

₂, ...}, {n₁, n₂, ...}]
gives the multidimensional inverse Fourier sequence transform.

In the form InverseFourierSequenceTransform[expr, t, n], n can be symbolic or an integer.

Assumptions	$Assumptions	assumptions on parameters
FourierParameters	{1,1}	parameters to define transform
GenerateConditions	False	whether to generate results that involve conditions on parameters

Find the discrete-time inverse Fourier transform of

Find a bivariate discrete-time inverse Fourier transform:

Find the discrete-time inverse Fourier transform of

Find a bivariate discrete-time inverse Fourier transform:

Inverse transform of rational exponential function:

Gaussian function:

A constant frequency gives an impulse and vice versa:

Rational function in

Specify assumptions on a parameter:

Use a non-default setting for FourierParameters:

Inverse discrete-time Fourier transform for basis exponentials: