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Re: [Help-gsl] gsl_multiroot_fdfsolver

From: hemanth korrapati
Subject: Re: [Help-gsl] gsl_multiroot_fdfsolver
Date: Tue, 16 Nov 2010 21:40:56 +0100

actually, in that case we can find a pseudo inverse of the jacobian find the
least squares solution. I was actually hoping to do that using the framework
provided by gsl. But its not possible as gsl fixes the sizes of the function
vector and of the jacobian matrix.

On Tue, Nov 16, 2010 at 7:46 PM, Leo Razoumov <address@hidden> wrote:

> On Tue, Nov 16, 2010 at 07:48, hemanth korrapati
> <address@hidden> wrote:
> > Hi,
> >
> > I am trying to find the roots of a set of non-linear equations. But the
> > problem is that the number of equations is more than the number of
> unknowns.
> >
> What makes you believe that your system does have a solution? If it
> does, try to reformulate it so that the number of equations equals
> number of unknowns.
> Hope it helps,
> --Leo--

Hemanth Korrapati,
Doctoral Student,
Universite Blaise Pascal,
Campus des Cezeaux
63170 Clermont-Ferrand,
Mobile: +33 (0)650348239

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