From 081bfb928ec40f238a576a6bc0b0c11903d5f6a8 Mon Sep 17 00:00:00 2001 From: kanschat Date: Fri, 23 Mar 2012 17:50:52 +0000 Subject: [PATCH] fix documentation git-svn-id: https://svn.dealii.org/trunk@25319 0785d39b-7218-0410-832d-ea1e28bc413d --- .../include/deal.II/integrators/divergence.h | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/deal.II/include/deal.II/integrators/divergence.h b/deal.II/include/deal.II/integrators/divergence.h index b252e1aff0..e8f7e95303 100644 --- a/deal.II/include/deal.II/integrators/divergence.h +++ b/deal.II/include/deal.II/integrators/divergence.h @@ -1,7 +1,7 @@ //--------------------------------------------------------------------------- // $Id$ // -// Copyright (C) 2010, 2011 by the deal.II authors +// Copyright (C) 2010, 2011, 2012 by the deal.II authors // // This file is subject to QPL and may not be distributed // without copyright and license information. Please refer @@ -35,7 +35,7 @@ namespace LocalIntegrators namespace Divergence { /** - * Auxiliary function. Computes the grad-dic-operator from a set of + * Auxiliary function. Computes the grad-div-operator from a set of * Hessians. * * @note The third tensor argument is not used in two dimensions and @@ -63,11 +63,14 @@ namespace LocalIntegrators /** - * Cell matrix for divergence. The derivative is on the trial function. - * + * Cell matrix for divergence. The derivative is on the trial + * function. * \f[ * \int_Z v\nabla \cdot \mathbf u \,dx * \f] + * This is the strong divergence operator and the trial + * space should be at least Hdiv. The test functions + * may be discontinuous. */ template void cell_matrix ( @@ -100,11 +103,14 @@ namespace LocalIntegrators } } /** - * Cell matrix for divergence. The derivative is on the test function. - * + * Cell matrix for gradient. The derivative is on the trial + * function. * \f[ * \int_Z \nabla u \cdot \mathbf v\,dx * \f] + * This is the strong gradient and the trial space + * should be at least in H1. The test functions can + * be discontinuous. */ template void gradient_matrix( -- 2.39.5