dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Thu, Mar 30, 2006 at 12:38:36AM +0200, Garth N. Wells wrote:

> > Another option would be to dig up the old DenseMatrix (attached) from
> > before we removed it in version 0.5.5.
> > 
> 
> I took a look at this earlier today. I thought that if we followed this
> approach, it was worth considering an external library to cut down on
> code and while offer the same or more features.

Agree!

> > But before we do anything more about this, it would be good to see
> > some benchmarks to motivate why this can't be handled by PETSc. We use
> > a lot of small PETSc matrices in the ODE solvers and it seems to work
> > ok.
> > 
> 
> I'll take a look. Are you creating PETSc dense matrices, or are you
> using dolfin::Matrix?
> 
> Garth

Just Matrix without any options.

/Anders