
diff -r d64ccdeaf9ae -r 1064effe37f6 src/HOL/UNITY/Simple/Reachability.thy
--- a/src/HOL/UNITY/Simple/Reachability.thy	Mon Aug 06 15:54:29 2001 +0200
+++ b/src/HOL/UNITY/Simple/Reachability.thy	Mon Aug 06 16:43:40 2001 +0200
@@ -60,7 +60,7 @@
 
     MA4  "[|(v,w) : E|] ==> F : Always (-(reachable v) Un (nmsg_gt 0 (v,w)) Un (reachable w))"
 
-    MA5  "[|v:V;w:V|] ==> F : Always (nmsg_gte 0 (v,w) Int nmsg_lte 1 (v,w))"
+    MA5  "[|v:V;w:V|] ==> F : Always (nmsg_gte 0 (v,w) Int nmsg_lte 1' (v,w))"
 
     MA6  "[|v:V|] ==> F : Stable (reachable v)"
 




