--- a/src/HOL/Tools/refute.ML Fri Mar 06 09:35:43 2009 +0100
+++ b/src/HOL/Tools/refute.ML Fri Mar 06 11:10:57 2009 +0100
@@ -2094,7 +2094,7 @@
val HOLogic_prodT = HOLogic.mk_prodT (T1, T2)
val HOLogic_setT = HOLogic.mk_setT HOLogic_prodT
(* Term.term *)
- val HOLogic_empty_set = Const (@{const_name "{}"}, HOLogic_setT)
+ val HOLogic_empty_set = Const (@{const_name Set.empty}, HOLogic_setT)
val HOLogic_insert =
Const (@{const_name insert}, HOLogic_prodT --> HOLogic_setT --> HOLogic_setT)
in
@@ -3159,7 +3159,7 @@
val HOLogic_prodT = HOLogic.mk_prodT (T1, T2)
val HOLogic_setT = HOLogic.mk_setT HOLogic_prodT
(* Term.term *)
- val HOLogic_empty_set = Const (@{const_name "{}"}, HOLogic_setT)
+ val HOLogic_empty_set = Const (@{const_name Set.empty}, HOLogic_setT)
val HOLogic_insert =
Const (@{const_name insert}, HOLogic_prodT --> HOLogic_setT --> HOLogic_setT)
in