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src/HOL/MicroJava/J/Example.thy
changeset 59199 cb8e5f7a5e4a
parent 58886 8a6cac7c7247
child 59498 50b60f501b05 
--- a/src/HOL/MicroJava/J/Example.thy	Mon Dec 29 20:51:42 2014 +0100
+++ b/src/HOL/MicroJava/J/Example.thy	Mon Dec 29 21:02:49 2014 +0100
@@ -434,7 +434,7 @@
 apply     (simp (no_asm))
 apply     (tactic e) -- "XcptE"
 apply    (simp (no_asm))
-apply   (rule surjective_pairing [THEN sym, THEN[2]trans], subst Pair_eq, force)
+apply   (rule surjective_pairing [symmetric, THEN[2]trans], subst Pair_eq, force)
 apply  (simp (no_asm))
 apply (simp (no_asm))
 apply (tactic e) -- "XcptE"
isabelle