src/HOL/MiniML/Type.thy
changeset 1900 c7a869229091
parent 1604 cff41d1094ad
child 2525 477c05586286
--- a/src/HOL/MiniML/Type.thy	Fri Aug 02 12:25:26 1996 +0200
+++ b/src/HOL/MiniML/Type.thy	Thu Aug 08 11:34:29 1996 +0200
@@ -48,12 +48,12 @@
         free_tv :: ['a::type_struct] => nat set
 
 primrec free_tv typ
-  free_tv_TVar    "free_tv (TVar m) = {m}"
-  free_tv_Fun     "free_tv (t1 -> t2) = (free_tv t1) Un (free_tv t2)"
+  "free_tv (TVar m) = {m}"
+  "free_tv (t1 -> t2) = (free_tv t1) Un (free_tv t2)"
 
 primrec free_tv List.list
-  free_tv_Nil     "free_tv [] = {}"
-  free_tv_Cons    "free_tv (x#l) = (free_tv x) Un (free_tv l)"
+  "free_tv [] = {}"
+  "free_tv (x#l) = (free_tv x) Un (free_tv l)"
 
 (* domain of a substitution *)
 constdefs