From ba128285784e7e77470e9e011914bedbad89c266 Mon Sep 17 00:00:00 2001 From: Wolfgang Bangerth Date: Thu, 17 Sep 2015 09:50:31 -0500 Subject: [PATCH] Update some documentation. --- include/deal.II/fe/mapping_q1.h | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/include/deal.II/fe/mapping_q1.h b/include/deal.II/fe/mapping_q1.h index 91be437bb8..ba05c5cfc7 100644 --- a/include/deal.II/fe/mapping_q1.h +++ b/include/deal.II/fe/mapping_q1.h @@ -34,8 +34,8 @@ DEAL_II_NAMESPACE_OPEN /** - * Mapping of the reference to cell to a general - * quadrilateral/hexahedra by $d$-linear shape functions. + * Implementation of a $d$-linear mapping from the reference cell to a general + * quadrilateral/hexahedron. * * The mapping implemented by this class maps the reference (unit) cell * to a general grid cell with @@ -47,7 +47,7 @@ DEAL_II_NAMESPACE_OPEN * that simply falls back to the MappingQ1 class declared here. * * The shape functions for this mapping are the same as for the finite element FE_Q - * of order 1. Therefore, coupling these two yields an isoparametric element. + * of polynomial degree 1. Therefore, coupling these two yields an isoparametric element. * * @author Guido Kanschat, 2000, 2001; Ralf Hartmann, 2000, 2001, 2005, Wolfgang Bangerth, 2015 */ @@ -84,8 +84,9 @@ public: /** * In order to avoid creation of static MappingQ1 objects at several places in - * the library (in particular in backward compatibility functions), we define - * a static MappingQ1 objects once and for all places where it is needed. + * the library, we define a static MappingQ1 object once and for all, for use + * in places where a $Q_1$ mapping is required but do not want to create a new + * object of this type everytime we get there. */ template struct StaticMappingQ1 -- 2.39.5