Fix up places where we use Point<dim> for directions when we should be

using Tensor<1,dim>.

diff --git a/source/grid/tria_accessor.cc b/source/grid/tria_accessor.cc
index 0da05a765f67a3613f1d216ef0e17e611728fe7a..4183364808443473836cdaf41eaef300812eddbe 100644 (file)
--- a/source/grid/tria_accessor.cc
+++ b/source/grid/tria_accessor.cc
@@ -903,7 +903,7 @@ namespace
   {
     // remember that we use (dim-)linear
     // mappings
-    return std::sqrt((accessor.vertex(1)-accessor.vertex(0)).square());
+    return (accessor.vertex(1)-accessor.vertex(0)).norm();
   }