Fix a mistake on the sign in the residual formular for time_stepping.

git-svn-id: https://svn.dealii.org/trunk@32858 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/include/deal.II/base/time_stepping.templates.h b/deal.II/include/deal.II/base/time_stepping.templates.h
index c3c08f117d0dbbcd38559857474efcede58025c8..9886655530324ef4829f6a674ba4851d683ebb08 100644 (file)
--- a/deal.II/include/deal.II/base/time_stepping.templates.h
+++ b/deal.II/include/deal.II/base/time_stepping.templates.h
@@ -388,7 +388,7 @@ namespace TimeStepping
     tendency = f(t,y);
     residual = tendency;
     residual.sadd(delta_t,1.0,old_y);
-    residual.sadd(1.0,-1.,y);
+    residual.sadd(-1.0,1.,y);
   }