[petsc-users] Suggestions for code with dof >> 1 ?

[Christophe Ortiz]

On Mon, Oct 7, 2013 at 6:14 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:

> Christophe Ortiz <christophe.ortiz at ciemat.es> writes:
> > I want to solve a 1D problem composed of several diffusion equations and
> a
> > lot of ODEs (thousands).
> >
> > - After discretization, the diffusion equations have terms in i-1, i and
> > i+1.
> >
> > - The diffusion equations have additional terms due to couping with all
> the
> > ODEs. These terms are non-linear.
> >
> > - The terms of the ODEs are local (only depend on node i) but are
> > non-linear.
>
>
Hi Jed,

I am not sure to understand what you mean. What do you mean by modules able
to register additional variables ?

Christophe


> How do you want to extend your code?  Is it acceptable to have a
> centralized struct where you place all variables, or should separate
> modules be able to "register" additional variables?
>
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