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freeware
 Arbitrary N FFT C-source
Here you will find mixfft05.zip, a package comprising the C-source for a very fast arbitrary N FFT routine as well as a benchmark program demonstrating the numerical capabilities and the performance of the routine.
The file mixfft05.zip (41 kB) is available : from my home page
preview:
http://hjem.get2net.dk/jjn/fft.htm
1/28/2002
Tags: fft
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