Tiny doc update.

git-svn-id: https://svn.dealii.org/trunk@11241 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/examples/step-12/step-12.cc b/deal.II/examples/step-12/step-12.cc
index 2db49857ea5cb31b965e07e050ce44bb599550f1..184fc834b578c1f7930241623b847c21762427d8 100644 (file)
--- a/deal.II/examples/step-12/step-12.cc
+++ b/deal.II/examples/step-12/step-12.cc
@@ -4,7 +4,7 @@
 /*    $Id$       */
 /*    Version: $Name$                                          */
 /*                                                                */
-/*    Copyright (C) 2001, 2002, 2003, 2004 by the deal.II authors */
+/*    Copyright (C) 2001, 2002, 2003, 2004, 2005 by the deal.II authors */
 /*                                                                */
 /*    This file is subject to QPL and may not be  distributed     */
 /*    without copyright and license information. Please refer     */
@@ -43,9 +43,15 @@
                                 // due to the pre-knowledge of the
                                 // actual polynomial degree 1.
 #include <fe/mapping_q1.h>
-                                // Here the discontinuous finite
-                                // elements are defined. They are
-                                // used as all other finite elements.
+                                // Here the discontinuous finite elements are
+                                // defined. They are used in the same way as
+                                // all other finite elements, though -- as
+                                // you have seen in previous tutorial
+                                // programs -- there isn't much user
+                                // interaction with finite element classes at
+                                // all: the are passed to ``DoFHandler'' and
+                                // ``FEValues'' objects, and that is about
+                                // it.
 #include <fe/fe_dgq.h>
                                 // We are going to use the simplest
                                 // possible solver, called Richardson