dolfin team mailing list archive

["Martin Sandve Alnæs" <martinal@xxxxxxxxx>]

> Anders Logg wrote:
> > We could add something like
> >
> >     void tabulate_nonzero_entries(bool* nonzero_entries);
> >
> > to go along with tabulate_tensor() in the UFC interface.

I think the simplest solution is to do this at the linear algebra
level, ie make a call to the CRS matrix to make it compact its storage
by removing zeros. I believe this functionality already exists in many
linear algebra classes.

martin