src/ZF/Trancl.thy
changeset 124 858ab9a9b047
parent 0 a5a9c433f639
child 435 ca5356bd315a
--- a/src/ZF/Trancl.thy	Tue Nov 16 14:23:19 1993 +0100
+++ b/src/ZF/Trancl.thy	Tue Nov 16 14:24:21 1993 +0100
@@ -6,7 +6,7 @@
 Transitive closure of a relation
 *)
 
-Trancl = Fixedpt + Perm + 
+Trancl = Fixedpt + Perm + "mono" +
 consts
     "rtrancl"	:: "i=>i"  ("(_^*)" [100] 100)  (*refl/transitive closure*)
     "trancl"    :: "i=>i"  ("(_^+)" [100] 100)  (*transitive closure*)