[petsc-dev] [petsc-maint] Complementarity problems: vinewton?sls or tao_?s?ls

[Patrick Farrell]

Great, thanks for trying it out, and good catch on the failing test. Please let me know if you figure out what the problem is!

Patrick

On 30 March 2015 15:32:16 BST, Jason Sarich <jason.sarich at gmail.com> wrote:
>Hi Patrick,
>
>I did try out the patch, thanks. I'll push it into next, but I want to
>tweak it a bit. I'd feel more comfortable if we caught only the
>specific
>error that petsc4py is throwing when getsubmatrix isn't implemented.
>And
>the patch breaks my ex54mf test problem, there's a logic hole
>somewhere.
>
>Jason
>
>
>On Tue, Mar 24, 2015 at 1:25 PM, Patrick Farrell <
>patrick.farrell at maths.ox.ac.uk> wrote:
>
>> On 12/03/15 19:42, Patrick Farrell wrote:
>> > I know this suggestion isn't the cleanest, but could Jason's code
>> > try mat->ops->getsubmatrix, and if that fails fall back to the
>> > shell matrix code?
>>
>> Given that (a) no one objected and (b) it solves the problem, I've
>> implemented
>> this suggestion in pefarrell/feature-submatrixfree-fallback of
>> https://bitbucket.org/pefarrell/petsc.
>>
>> I didn't make a pull request because for some reason the pull request
>shows
>> tonnes of changes I had nothing to do with (I branched off Jason's
>branch,
>> made the fix and pushed, but bitbucket seems to be confused). Jason,
>could
>> you
>> please review/cherry-pick 13006bad66cf92787ea508665d0b39f5c9b8d46f ?
>>
>> I'd really appreciate getting all of this stuff into next as soon as
>> possible.
>> It's been floating around in branches for months and I fear bitrot is
>> setting
>> in. My code has depended on this for months and it all works fine.
>>
>> Thanks,
>>
>> Patrick
>>
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