From: wolf Date: Thu, 1 Apr 1999 09:01:09 +0000 (+0000) Subject: Clean-up X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fcc39ce1881f18a72cb431e5d8ce62d79718180f;p=dealii-svn.git Clean-up git-svn-id: https://svn.dealii.org/trunk@1070 0785d39b-7218-0410-832d-ea1e28bc413d --- diff --git a/deal.II/deal.II/include/numerics/vectors.h b/deal.II/deal.II/include/numerics/vectors.h index 37582b53b2..64358329b1 100644 --- a/deal.II/deal.II/include/numerics/vectors.h +++ b/deal.II/deal.II/include/numerics/vectors.h @@ -313,12 +313,28 @@ class VectorTools // * boundary first, but that you must if you * want to do so. * + * This function needs the mass matrix + * of the finite element space on the + * present grid. To this end, the mass + * matrix is assembled exactly using the + * #create_mass_matrix# function in the + * #MatrixTools# collection. This function + * uses the #get_local_mass_matrix# + * function of the finite element; however, + * this function is not supported by all + * finite elements, in which case we + * resort to numerical quadrature using the + * given quadrature rule; you should + * therefore make sure that the given + * quadrature formula is also sufficient + * for the integration of the mass matrix. + * * See the general documentation of this * class for further information. */ static void project (const DoFHandler &dof, const ConstraintMatrix &constraints, - const Quadrature &q, + const Quadrature &quadrature, const Function &function, Vector &vec, const bool enforce_zero_boundary = false,