# tensorplay.fft._transforms.ihfftn Source: https://www.tensorplay.cn/docs/generated/tensorplay.fft._transforms.ihfftn.html ```python tensorplay.fft._transforms.ihfftn(input, s=None, dim=None, norm=None, *, out=None) ``` Inverse of [hfftn()](/docs/generated/tensorplay.fft._transforms.hfftn.html#tensorplay.fft._transforms.hfftn): [ihfft()](/docs/generated/tensorplay.fft._transforms.ihfft.html#tensorplay.fft._transforms.ihfft) along the final transformed dimension, then the inverse transform over the remaining dimensions.