On Tue, Aug 14, 2012 at 3:35 PM, Matthew Knepley <knepley at gmail.com> wrote:
> I guess I do not understand. What is the context set API? Why can't you > pass NULL? You can, but the setter routines interpret NULL as "ignore", i.e. if (func) ctx->func = func; -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120814/04771e47/attachment.html>
