src/HOL/Tools/ATP/reduce_axiomsN.ML
changeset 20197 ffc64d90fc1f
parent 20153 6ff5d35749b0
child 20423 593053389701
--- a/src/HOL/Tools/ATP/reduce_axiomsN.ML	Tue Jul 25 21:18:02 2006 +0200
+++ b/src/HOL/Tools/ATP/reduce_axiomsN.ML	Tue Jul 25 21:18:04 2006 +0200
@@ -158,7 +158,7 @@
             let val (rator,args) = strip_comb lhs
 		val ct = const_with_typ thy (dest_ConstFree rator)
             in  forall is_Var args andalso uni_mem gctypes ct andalso
-                term_varnames rhs subset term_varnames lhs
+                Term.add_vars rhs [] subset Term.add_vars lhs []
             end
 	    handle ConstFree => false
     in    
@@ -205,4 +205,4 @@
   else map #1 (relevance_filter_aux thy axioms goals);
     
 
-end;
\ No newline at end of file
+end;