src/FOL/ROOT.ML
changeset 4179 cc4b6791d5dc
parent 4096 8cdf672a83e8
child 4222 d7573d6d0513
--- a/src/FOL/ROOT.ML	Thu Nov 06 10:28:20 1997 +0100
+++ b/src/FOL/ROOT.ML	Thu Nov 06 10:29:37 1997 +0100
@@ -27,7 +27,8 @@
   struct
   structure Simplifier = Simplifier
     (*Take apart an equality judgement; otherwise raise Match!*)
-  fun dest_eq (Const("Trueprop",_) $ (Const("op =",_)  $ t $ u)) = (t,u)
+  fun dest_eq (Const("Trueprop",_) $ (Const("op =",T)  $ t $ u)) = 
+	(t, u, domain_type T)
   val eq_reflection = eq_reflection
   val imp_intr = impI
   val rev_mp = rev_mp