--- a/src/HOL/hologic.ML Mon Oct 04 13:47:28 1999 +0200
+++ b/src/HOL/hologic.ML Mon Oct 04 14:45:35 1999 +0200
@@ -20,6 +20,9 @@
val conj: term
val disj: term
val imp: term
+ val mk_conj: term * term -> term
+ val mk_disj: term * term -> term
+ val mk_imp: term * term -> term
val dest_imp: term -> term * term
val eq_const: typ -> term
val all_const: typ -> term
@@ -102,6 +105,10 @@
and disj = Const ("op |", [boolT, boolT] ---> boolT)
and imp = Const ("op -->", [boolT, boolT] ---> boolT);
+fun mk_conj (t1, t2) = conj $ t1 $ t2
+and mk_disj (t1, t2) = disj $ t1 $ t2
+and mk_imp (t1, t2) = imp $ t1 $ t2;
+
fun dest_imp (Const("op -->",_) $ A $ B) = (A, B)
| dest_imp t = raise TERM ("dest_imp", [t]);