src/HOL/Trancl.ML
changeset 8114 09a7a180cc99
parent 7007 b46ccfee8e59
child 8265 187cada50e19
--- a/src/HOL/Trancl.ML	Fri Jan 07 11:04:15 2000 +0100
+++ b/src/HOL/Trancl.ML	Fri Jan 07 11:06:03 2000 +0100
@@ -48,9 +48,9 @@
 
 val major::prems = Goal 
   "[| (a,b) : r^*; \
-\     !!x. P((x,x)); \
-\     !!x y z.[| P((x,y)); (x,y): r^*; (y,z): r |]  ==>  P((x,z)) |] \
-\  ==>  P((a,b))";
+\     !!x. P(x,x); \
+\     !!x y z.[| P(x,y); (x,y): r^*; (y,z): r |]  ==>  P(x,z) |] \
+\  ==>  P(a,b)";
 by (rtac ([rtrancl_def, rtrancl_fun_mono, major] MRS def_induct) 1);
 by (blast_tac (claset() addIs prems) 1);
 qed "rtrancl_full_induct";