Re: [ng-spice-devel] GSL Library


To ng-spice-devel@ieee.ing.uniroma1.it
From Manu Rouat <emmanuel.rouat@wanadoo.fr>
Date Fri, 31 Mar 2000 20:59:04 -0500
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Paolo Nenzi wrote:
> 
> Manu,
> 
> I am using GSL as library for the vector storage module I am writing. It
> has some support for LU decomposition but I do not know if it can handle
> sparse the sparse matrix structure that SPICE builds. It seems that
> matrices in GSL are handled as memory blocks. This is very bad if the
> matrix is sparse, there is a huge waste of memory and, I think, the code
> is less performant.


sparse matrix handling is actually quite widely used, so perhaps it  is
a feature that could be inserted in GSL (need to ask the GSL dev team about
it)

But this topic reminds us that we still haven't asked Berkeley about
the license change.

manu

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