]> https://gitweb.dealii.org/ - dealii-svn.git/commit
Use a slightly different preconditioner: the diagonal part of the
authorbangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Tue, 8 Feb 2011 14:41:04 +0000 (14:41 +0000)
committerbangerth <bangerth@0785d39b-7218-0410-832d-ea1e28bc413d>
Tue, 8 Feb 2011 14:41:04 +0000 (14:41 +0000)
commitd1da1c31eee488547e5dbc11ee3dbcc583d12ff5
tree631e4b6c0c58f427e7f542a258249c7a3dfbb3d4
parent4fd2616f4d0cf51651458d335397b877e375d617
Use a slightly different preconditioner: the diagonal part of the
eps:eps form, instead of the (already diagonal) grad:grad form. This
doesn't make a difference here, but cut the number of inner iterations
in Jennifer's (nonlinear) testcase using BiCGStab by approximately 1/4
(e.g. from 40 to 30).

git-svn-id: https://svn.dealii.org/trunk@23303 0785d39b-7218-0410-832d-ea1e28bc413d
deal.II/examples/step-32/step-32.cc

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