[petsc-dev] Problem with SNES and FieldSplit

[Jed Brown]

On Tue, Mar 15, 2011 at 22:07, Matthew Knepley <knepley at gmail.com> wrote:

> I guess I have no problem with MatGetSubMatrix() being the interface for
> this, since all solvers get the Mat object. However, my point was
> really that the interface for creating such things is horrible. There is no
> easy way for me to do what I want, and the hard way is too hard for
> me (a developer) without looking at a lot of code, trying things and seeing
> where they break, and probably some crying. This will have to
> change or no one will use this.
>

I'd love to hear suggestions for something with similar or better
modularity.
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