From: wolf Date: Fri, 5 May 2000 16:26:02 +0000 (+0000) Subject: Doc update. X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=418d15eec23117708b795818fdbf6fddd371b000;p=dealii-svn.git Doc update. git-svn-id: https://svn.dealii.org/trunk@2811 0785d39b-7218-0410-832d-ea1e28bc413d --- diff --git a/deal.II/lac/include/lac/sparse_matrix.h b/deal.II/lac/include/lac/sparse_matrix.h index 29537c7049..f2c55884ed 100644 --- a/deal.II/lac/include/lac/sparse_matrix.h +++ b/deal.II/lac/include/lac/sparse_matrix.h @@ -435,11 +435,22 @@ class SparseMatrix : public Subscriptor somenumber residual (Vector &dst, const Vector &x, const Vector &b) const; - // + + /** + * Apply the Jacobi + * preconditioner, which + * multiplies every element of + * the #src# vector by the + * inverse of the respective + * diagonal element and + * multiplies the result with the + * damping factor #omega#. + */ template void precondition_Jacobi (Vector &dst, const Vector &src, - const number om = 1.) const; + const number omega = 1.) const; + /** * Apply SOR preconditioning to * #src#.