numpy.fft.irfft2

numpy.fft.irfft2(a, s=None, axes=(-2, -1))

Compute the 2-dimensional inverse FFT of a real array.

Parameters :

a : array_like

The input array

s : sequence of ints, optional

Shape of the inverse FFT.

axes : sequence of ints, optional

The axes over which to compute the inverse fft. Default is the last two axes.

Returns :

out : ndarray

The result of the inverse real 2-D FFT.

See also

irfftn

Compute the inverse of the N-dimensional FFT of real input.

Notes

This is really irfftn with different defaults. For more details see irfftn.