[petsc-users] Attach approximate null space to a fieldsplit block

Jed Brown jedbrown at mcs.anl.gov
Tue Aug 20 13:57:47 CDT 2013


Matthew Knepley <knepley at gmail.com> writes:

> I did not realize you wanted the AMG starter. Glad it works.

"I'd like to attach an approximate null space to the A00 block of the system."

and my instructions were for MatSetNearNullSpace, and you then
recommended "a better way".

Looks like just mistyping or miscommunication.
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