numpy.fft.ifftn()
numpy.fft.ifftn
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numpy.fft.ifftn(a, s=None, axes=None, norm=None)
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Compute the N-dimensional inverse discrete Fourier Transform.
This function computes the inverse of the N-dimensional discrete Fourier Transform over any number of axes in an M-dimensional array by means of the Fast Fourier Transform (FFT). In other words,
ifftn(fftn(a)) == a
to within numerical accuracy. For a description of the definitions and conventions used, seenumpy.fft
.The input, analogously to 登录查看完整内容