--- a/src/HOL/Statespace/DistinctTreeProver.thy Mon Nov 17 14:03:39 2008 +0100 +++ b/src/HOL/Statespace/DistinctTreeProver.thy Mon Nov 17 17:00:21 2008 +0100 @@ -713,14 +713,4 @@ *) - - - - - - - - - end -