def ifftn(x, shape=None, axes=None, overwrite_x=False):
 return _raw_fftn_dispatch(x, shape, axes, overwrite_x, (-1))

def ifftn ( x , shape = None , axes = None , overwrite_x = False ) : return _raw_fftn_dispatch ( x , shape , axes , overwrite_x , ( - 1 ) )
return inverse multi-dimensional discrete fourier transform of arbitrary type sequence x .