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## Re: C++ libraries

**From**: |
Geordie McBain |

**Subject**: |
Re: C++ libraries |

**Date**: |
Thu, 29 Jun 2006 10:53:09 +1000 |

On Wed, 2006-06-28 at 17:42 -0700, Robert A. Macy wrote:
>* I really, really like fft.m in octave, however...*
>* *
>* there might be a better C++ version for your efforts called*
>* fftw*
>* *
>* See *
>* http://www.fftw.org*
>* for the FFTW source code and documentation.*
Good news, then: Octave's fft uses FFTW.
* * *
octave> help fft
fft is the dynamically-linked function from the file
/usr/lib/octave/2.9.4/oct/i486-pc-linux-gnu/fft.oct
-- Loadable Function: fft (A, N, DIM)
Compute the FFT of A using subroutines from FFTW. The FFT is
* * *
(As to whether you want to call FFTW from C++ via Octave though, I don't
know.)