[petsc-dev] coarse grid in gamg (for the OPTE paper)

[Jed Brown]

Barry Smith <bsmith at mcs.anl.gov> writes:
>    That is what it is doing and apparently it doesn't result in a good
>    preconditioner; I don't know why off hand. One thing is it no
>    longer knows about the block structure.

How is the near null space being specified?
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