fixed doc

diff --git a/doc/doxygen/headers/constraints.h b/doc/doxygen/headers/constraints.h
index bd386107c82238038374232a8ab4cecf4ef6b80c..a2d6d1ed90b6f921e88247918119bc4b8bfdb67c 100644 (file)
--- a/doc/doxygen/headers/constraints.h
+++ b/doc/doxygen/headers/constraints.h
@@ -310,7 +310,7 @@
  *   additional constraints such as from hanging nodes.
  *
  * Of course, both approaches lead to the same final answer but in different
- * ways. Using approach (i.e., when using use_inhomogeneities_for_rhs = false
+ * ways. Using the first approach (i.e., when using use_inhomogeneities_for_rhs = false
  * in ConstraintMatrix::distribute_local_to_global()), the linear system we
  * build has zero entries in the right hand side in all those places where a
  * degree of freedom is constrained, and some positive value on the matrix