[petsc-dev] PCASM uses DMCreateDecomposition which splits field, NOT expected behavior

2012-05-26 Thread Jed Brown
al for non-overlapping methods). -- next part -- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120526/3ded9a34/attachment.html>

[petsc-dev] PCASM uses DMCreateDecomposition which splits field, NOT expected behavior

2012-05-26 Thread Dmitry Karpeev
n all vars. FieldSplits can be defined as arbitrary groupings of those. Each split will then advertise only the vars in the groupings that defines the split. Dmitry. > > >> Then DMSetUp_Xxx should handle that. >> >> Dmitry. >> >> > >> > >> > I have disabled that code for now, but we have to decide whether it's >> conceptually right (considering the effect on overlap) and if so, how to >> fix it. >> > http://petsc.cs.iit.edu/petsc/petsc-dev/rev/d9a0e3f9dacd >> > > -- next part -- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120526/423e1f8c/attachment.html>

[petsc-dev] PCASM uses DMCreateDecomposition which splits field, NOT expected behavior

2012-05-26 Thread Jed Brown
p_Xxx should handle that. > > Dmitry. > > > > > > > I have disabled that code for now, but we have to decide whether it's > conceptually right (considering the effect on overlap) and if so, how to > fix it. > > http://petsc.cs.iit.edu/petsc/petsc-dev/rev/d9a0e3f9dacd > -- next part -- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120526/f8d4b93b/attachment.html>

[petsc-dev] PCASM uses DMCreateDecomposition which splits field, NOT expected behavior

2012-05-26 Thread Dmitry Karpeev
y right (considering the effect on overlap) and if so, how to fix it. > http://petsc.cs.iit.edu/petsc/petsc-dev/rev/d9a0e3f9dacd -- next part -- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120526/36ebe3d1/attachment.html>

[petsc-dev] API changes in MatIS

2012-05-26 Thread Stefano Zampini
e, threaded or mpi matrices (on subcomms)? -- Stefano -- next part -- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120526/f6b7223c/attachment.html>

[petsc-dev] PCASM uses DMCreateDecomposition which splits field, NOT expected behavior

2012-05-26 Thread Jed Brown
ring the effect on overlap) and if so, how to fix it. http://petsc.cs.iit.edu/petsc/petsc-dev/rev/d9a0e3f9dacd -- next part -- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120526/7338da50/attachment.html>

[petsc-dev] API changes in MatIS

2012-05-26 Thread Jed Brown
n does not need to be repeated. Once we have enriched the coarse space, we have a choice of whether to apply a change of basis and re-factor or to reuse the current factorization and keep enforcing the enrichment by Lagrange multipliers. -- next part -- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120526/fa57498b/attachment.html>