Re: [boost] FFT

From: boost (boost_at_[hidden])
Date: 2001-10-31 18:39:45

Salut,

On Wednesday 31 October 2001 23:01, John Suters wrote:
> > transform algorithms might be useful when working with quaternions, for
>
> Blimey. What are they? All I want to do is multiply in O(nlg(n)) :)
[..]
> Yes, again I agree in principle. My motivation was efficient
> multiplication, as I've now noted in other replies. I should have said in
> the first place. My assumption (because it was what I was doing) was that
> the user would have copied the input if needed.  I suppose my motivation
> was to avoid creating new vectors if at all possible - hence VECTOR& rather
> than const VECTOR&.

I'de ven be interested in Fourier transforms of matrices, to be specific 
the FFT of an array of matrices.

Best wishes,
Peter