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Re: [Help-gsl] linear algebra doubt
From: |
Frank Reininghaus |
Subject: |
Re: [Help-gsl] linear algebra doubt |
Date: |
Mon, 13 Oct 2008 16:43:51 +0200 |
Hi,
could you send a small (but complete) program that shows the problem? It
might be easier to analyze your problem if it can be reproduced.
Cheers
Frank
2008/10/11 Adhithya Ravichandran <address@hidden>
> Hi
> I am using the linear algebra header for one of my simulations. I want to
> invert a matrix and i tried using the gsl LU invert function for real
> numbers.
>
> Whatever be the order of the square matrix , only the last two rows of the
> output has valid numbers. the rest of it is either "nan" or "inf" which is
> wrong.
>
> Am I using the function in a wrong manner? I have been using a permutation
> matrix which is the identity matrix. do i need to change it?
>
> Adhithya
>