Clarify the description of ConstraintMatrix::set_zero(..) in the documentation

git-svn-id: https://svn.dealii.org/trunk@25586 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/include/deal.II/lac/constraint_matrix.h b/deal.II/include/deal.II/lac/constraint_matrix.h
index 3f9d9d767e7a75e06154db76e4bc76489091b3c8..eb39e8c5927ac9c3c402a47515856cf8ca87fc57 100644 (file)
--- a/deal.II/include/deal.II/lac/constraint_matrix.h
+++ b/deal.II/include/deal.II/lac/constraint_matrix.h
@@ -877,10 +877,9 @@ class ConstraintMatrix : public Subscriptor
                    BlockVectorType           &vector) const;
 
                                      /**
-                                      * Delete hanging nodes in a
-                                      * vector. Sets all hanging node
-                                      * values to zero. The @p
-                                      * VectorType may be a
+                                      * Sets the values of all constrained
+                                      * DoFs in a vector to zero.
+                                      * The @p VectorType may be a
                                       * Vector<float>, Vector<double>,
                                       * BlockVector<tt><...></tt>, a
                                       * PETSc or Trilinos vector