[SciPy-dev] solution sparse matrix

Lisandro Dalcin dalcinl@gmail....
Wed Mar 5 16:15:47 CST 2008

On 3/5/08, jose luis Lopez Martinez <lopmart@gmail.com> wrote:
>  i am working in my thesis of  master and  i will work with sparse matrix
> (i.e 128^4),

What is 128^4 (=268,435,456) ? The row and column size? Or the number
of nonzero entries?

> so my question is
> if exist a command  in scipy  that solve sparse matrix using at the
> Gauss-Seidel iteration method?

That is usually very slow and may even not converge. Have you
considered using any Krylov iterative method?.

> thanks
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Lisandro Dalcín
Centro Internacional de Métodos Computacionales en Ingeniería (CIMEC)
Instituto de Desarrollo Tecnológico para la Industria Química (INTEC)
Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET)
PTLC - Güemes 3450, (3000) Santa Fe, Argentina
Tel/Fax: +54-(0)342-451.1594

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