bundles / scipy 2.0.0.dev0+git20260907.41eeb59 / scipy / fft / _duccfft / pyduccfft / prev_good_size

built-in

`scipy.fft._duccfft.pyduccfft:prev_good_size`

Summary

Returns the largest FFT length less than target length.

Parameters

target : int: Maximum transform length
real : bool, optional: True if either input or output of FFT should be fully real.

Returns

out : int: The largest fast length <= n

Aliases

scipy.fft._duccfft.prev_good_size