[Getdp] analytical Jacobian

Christophe Geuzaine c.geuzaine at ulg.ac.be
Tue Dec 21 00:44:20 CET 2004


Fabian Dortu wrote:
> Hello,
> 
> I would like to know if it is possible to provide an analytical Jacobian 
> (the user provides the derivative of the functions appearing in the 
> Formulation) in the Newton's loop for the resolution of non-linear 
> systems?

Yes, using a "JacNL" term. Have a look at 
http://geuz.org/getdp/wiki/MagnetoStaticsNonLinear for an example.

Best,

Christophe



> If not, is it planned for the future?
> 
> Regards,
> Fabian
> 
> 
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-- 
Christophe Geuzaine
Applied and Computational Mathematics, Caltech
geuzaine at acm.caltech.edu - http://geuz.org