[Haskell-cafe] Polynomial and VectorSpace

[Henning Thielemann]

On Mon, 16 Mar 2009, Matthew Donadio wrote:

> Thy polynomial and matrix libraries weren't really developed to be stand 
> alone libraries.  I was developing some DSP libraries that required 
> polynomial and matrix math, so I implemented what I needed so I could test 
> the DSP.  Both libraries work for lower orders, but I suspect they are buggy 
> with big inputs.  My long term goal was to interface with LAPACK and/or GSL 
> for the numeric heavy lifting, but that never happened.
>
> The same goes for the FFT library.  That was written in support of the DSP 
> libraries, and also as a learning exercise for me (to better understand 
> how/why the FFT works).  FFTW was the long term goal.

In the meantime fftw and gsl-matrix interfaces exist on Hackage.