From c41d22350ff8b9dc16a9c1bc3ea6fbbbd6012c46 Mon Sep 17 00:00:00 2001 From: Wolfgang Bangerth Date: Fri, 2 Jul 2010 12:16:09 +0000 Subject: [PATCH] Augment documentation. git-svn-id: https://svn.dealii.org/trunk@21442 0785d39b-7218-0410-832d-ea1e28bc413d --- deal.II/deal.II/include/fe/fe_tools.h | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/deal.II/deal.II/include/fe/fe_tools.h b/deal.II/deal.II/include/fe/fe_tools.h index 9d4c141ac9..cb20e06da5 100644 --- a/deal.II/deal.II/include/fe/fe_tools.h +++ b/deal.II/deal.II/include/fe/fe_tools.h @@ -2,7 +2,7 @@ // $Id$ // Version: $Name$ // -// Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by the deal.II authors +// Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 by the deal.II authors // // This file is subject to QPL and may not be distributed // without copyright and license information. Please refer @@ -626,6 +626,19 @@ class FETools * has its quadrature points in * the support points of the * finite element. + * + * Finally, this function only defines a + * cell wise projection, while one + * frequently wants to apply it to all + * cells in a triangulation. However, if + * it is applied to one cell after the + * other, the results from later cells + * may overwrite nodal values computed + * already from previous cells if degrees + * of freedom live on the interfaces + * between cells. The function is + * therefore most useful for + * discontinuous elements. */ template static -- 2.39.5