Augment documentation.

git-svn-id: https://svn.dealii.org/trunk@33061 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/include/deal.II/distributed/tria.h b/deal.II/include/deal.II/distributed/tria.h
index f2c696d740b61d852c597a62bc4db9e265126f29..7e0f4e06db18080ef37d9bb7029d391c89550122 100644 (file)
--- a/deal.II/include/deal.II/distributed/tria.h
+++ b/deal.II/include/deal.II/distributed/tria.h
@@ -495,7 +495,12 @@ namespace parallel
       types::global_dof_index n_global_active_cells () const;
 
       /**
-       * Returns the global maximum level. This may be bigger than n_levels.
+       * Returns the global maximum level. This may be bigger than
+       * the number dealii::Triangulation::n_levels() (a function in this
+       * class's base class) returns if the current processor only stores
+       * cells in parts of the domain that are not very refined, but
+       * if other processors store cells in more deeply refined parts of
+       * the domain.
        */
       virtual unsigned int n_global_levels () const;