From ca78ca015d789c9f4cbfd007bdfe1f3aa592c2ae Mon Sep 17 00:00:00 2001 From: bangerth Date: Fri, 12 Aug 2011 16:10:07 +0000 Subject: [PATCH] Add a reference to some literature. git-svn-id: https://svn.dealii.org/trunk@24048 0785d39b-7218-0410-832d-ea1e28bc413d --- deal.II/include/deal.II/lac/constraint_matrix.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/deal.II/include/deal.II/lac/constraint_matrix.h b/deal.II/include/deal.II/lac/constraint_matrix.h index 9442fbc223..94f5364fe2 100644 --- a/deal.II/include/deal.II/lac/constraint_matrix.h +++ b/deal.II/include/deal.II/lac/constraint_matrix.h @@ -107,6 +107,15 @@ namespace internals * been added, you need to call close(), which compresses the storage format * and sorts the entries. * + * @note Many of the algorithms this class implements are discussed in + * the @ref hp_paper . The algorithms are also related to those shown + * in M. S. Shephard: Linear multipoint constraints applied via + * transformation as part of a direct stiffness assembly process. Int. J. + * Numer. Meth. Engrg., vol. 20 (1984), pp. 2107-2112., with the + * difference that the algorithms shown there completely eliminated + * constrained degrees of freedom, whereas we usually keep them as part + * of the linear system. + * * @ingroup dofs * @ingroup constraints * @author Wolfgang Bangerth, Martin Kronbichler, 1998, 2004, 2008, 2009 -- 2.39.5