src/HOL/Lambda/Lambda.thy
changeset 11638 2c3dee321b4b
parent 10851 31ac62e3a0ed
child 11943 a9672446b45f
--- a/src/HOL/Lambda/Lambda.thy	Fri Sep 28 20:09:10 2001 +0200
+++ b/src/HOL/Lambda/Lambda.thy	Fri Sep 28 21:45:11 2001 +0200
@@ -64,11 +64,11 @@
   "s ->> t" == "(s, t) \<in> beta^*"
 
 inductive beta
-  intros [simp, intro!]
-    beta: "Abs s $ t -> s[t/0]"
-    appL: "s -> t ==> s $ u -> t $ u"
-    appR: "s -> t ==> u $ s -> u $ t"
-    abs: "s -> t ==> Abs s -> Abs t"
+  intros
+    beta [simp, intro!]: "Abs s $ t -> s[t/0]"
+    appL [simp, intro!]: "s -> t ==> s $ u -> t $ u"
+    appR [simp, intro!]: "s -> t ==> u $ s -> u $ t"
+    abs [simp, intro!]: "s -> t ==> Abs s -> Abs t"
 
 inductive_cases beta_cases [elim!]:
   "Var i -> t"
@@ -203,4 +203,4 @@
   apply (simp add: rtrancl_beta_Abs)
   done
 
-end
\ No newline at end of file
+end