--- a/src/Pure/sign.ML Mon Mar 15 20:27:23 2010 +0100
+++ b/src/Pure/sign.ML Mon Mar 15 21:57:35 2010 +0100
@@ -56,7 +56,6 @@
val extern_type: theory -> string -> xstring
val intern_const: theory -> xstring -> string
val extern_const: theory -> string -> xstring
- val intern_term: theory -> term -> term
val arity_number: theory -> string -> int
val arity_sorts: theory -> string -> sort -> sort list
val certify_class: theory -> class -> class
@@ -247,25 +246,6 @@
val intern_const = Name_Space.intern o const_space;
val extern_const = Name_Space.extern o const_space;
-local
-
-fun map_typ f g (Type (c, Ts)) = Type (g c, map (map_typ f g) Ts)
- | map_typ f _ (TFree (x, S)) = TFree (x, map f S)
- | map_typ f _ (TVar (xi, S)) = TVar (xi, map f S);
-
-fun map_term f g h (Const (c, T)) = Const (h c, map_typ f g T)
- | map_term f g _ (Free (x, T)) = Free (x, map_typ f g T)
- | map_term f g _ (Var (xi, T)) = Var (xi, map_typ f g T)
- | map_term _ _ _ (t as Bound _) = t
- | map_term f g h (Abs (x, T, t)) = Abs (x, map_typ f g T, map_term f g h t)
- | map_term f g h (t $ u) = map_term f g h t $ map_term f g h u;
-
-in
-
-fun intern_term thy = map_term (intern_class thy) (intern_type thy) (intern_const thy);
-
-end;
-
(** certify entities **) (*exception TYPE*)