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Re: [Help-gsl] Can I create a symmtric matrix?

From: Brian Gough
Subject: Re: [Help-gsl] Can I create a symmtric matrix?
Date: Tue, 17 May 2005 18:59:36 +0100

Shixin Zeng writes:
 >    I'm writing a FEM(Finite Elements Mothed) program using gsl to do 
 > matrix/vector operations.
 >    For the matrix is very big and symmetric, so I'm wondering if there 
 > is a way to create a symmetric matrix? I've read the manual, but I can't 
 > find any functions to do so.

The raw CBLAS functions have support for packed (symmetric) matrices.

GSL matrices don't have this, but you could define a few _get/_set
packed access functions for such matrices.

Brian Gough

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