[petsc-users] Guidance on GAMG preconditioning

[Mark Adams]

>
>
>     Mark, how do you turn on heavy-edge matching?
>
>
-mat_coarsen_type hem

Don't try this yet.  Try the parameters as Matt suggested.



>   Thanks,
>
>      Matt
>
>
>> Thanks,
>> Justin
>>
>
>
>
> --
> What most experimenters take for granted before they begin their
> experiments is infinitely more interesting than any results to which their
> experiments lead.
> -- Norbert Wiener
>
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