]> https://gitweb.dealii.org/ - dealii.git/commitdiff
Use higher accuracy in linear solver. This is necessary to recover higher
authorWolfgang Bangerth <bangerth@math.tamu.edu>
Mon, 13 Feb 2006 02:44:17 +0000 (02:44 +0000)
committerWolfgang Bangerth <bangerth@math.tamu.edu>
Mon, 13 Feb 2006 02:44:17 +0000 (02:44 +0000)
convergence order for higher order elements.

git-svn-id: https://svn.dealii.org/trunk@12353 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/examples/step-20/step-20.cc

index 6b185bc57be801bea6568479b8ffcac9f0b22764..81d4bdf64ec11952a9dd146fd3ab20b3a0ccbe2f 100644 (file)
@@ -1106,7 +1106,7 @@ void MixedLaplaceProblem<dim>::solve ()
 
     
     SolverControl solver_control (system_matrix.block(0,0).m(),
-                                 1e-6*schur_rhs.l2_norm());
+                                 1e-12*schur_rhs.l2_norm());
     SolverCG<>    cg (solver_control);
 
     cg.solve (schur_complement, solution.block(1), schur_rhs,

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