[SciPy-dev] Renaming fftpack to fft, removing backends

Matthieu Brucher matthieu.brucher@gmail....
Tue Oct 28 08:52:20 CDT 2008

> People may argue that fftw3 or MKL is faster: it is true in theory, but
> in practice, not so much. In particular, with the current
> implementation, both fftw2 and fftw3 are as fast or even slower than
> fftpack (because the wrappers are relatively naive, and do not use fftw
> effectively to get max speed). MKL is faster, but a lot of
> functionalities are missing for this backend.

Besides, the latest MKL versions may crash with Python at the moment
(and the Intel engineers do not seem not care about the issue).

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