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Math Forum » Discussions » sci.math.* » sci.math.num-analysis.independent

Topic: Sparse linear system
Replies: 14   Last Post: May 21, 2010 9:47 AM

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luca

Posts: 11
Registered: 5/19/10
Re: Sparse linear system
Posted: May 19, 2010 6:26 AM
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On 19 Mag, 12:07, luca <luca.frammol...@gmail.com> wrote:
> Hi,
>
> suppose i have a matrix M X N  of reals. This matrix is sparse. Every
> row has only 3 non zero values (they are always -1, 2, -1). The M and
> N are on the order of 600-800.
>
> Is there a fast library (way) to solve a sparse linear system A X = B,
> where the matrix A is of the type defined below??
>
> I need a library writte in C/C++ that is possibly portable.
>
> Thank you,
> Luca


Soory, the matrix A has NOT that form. But it is sparse.

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