Fix assert message

diff --git a/include/deal.II/grid/reference_cell.h b/include/deal.II/grid/reference_cell.h
index 5266ad11602deb0b2b2d8af375cac75472bbe3ce..6fbb547c57c87b3e61fedaa263ff3681755a7e9a 100644 (file)
--- a/include/deal.II/grid/reference_cell.h
+++ b/include/deal.II/grid/reference_cell.h
@@ -1988,7 +1988,7 @@ namespace ReferenceCell
               out << ",";
           }
 
-        out << "] is no permutation of [";
+        out << "] is not a permutation of [";
 
         for (unsigned int i = 0; i < n_vertices; ++i)
           {