src/HOL/Big_Operators.thy
changeset 49660 de49d9b4d7bc
parent 48893 3db108d14239
child 49715 16d8c6d288bc
--- a/src/HOL/Big_Operators.thy	Sat Sep 29 16:51:04 2012 +0200
+++ b/src/HOL/Big_Operators.thy	Sat Sep 29 18:23:46 2012 +0200
@@ -201,10 +201,12 @@
         if x <> y then raise Match
         else
           let
-            val x' = Syntax_Trans.mark_bound x;
+            val x' = Syntax_Trans.mark_bound_body (x, Tx);
             val t' = subst_bound (x', t);
             val P' = subst_bound (x', P);
-          in Syntax.const @{syntax_const "_qsetsum"} $ Syntax_Trans.mark_bound x $ P' $ t' end
+          in
+            Syntax.const @{syntax_const "_qsetsum"} $ Syntax_Trans.mark_bound_abs (x, Tx) $ P' $ t'
+          end
     | setsum_tr' _ = raise Match;
 in [(@{const_syntax setsum}, setsum_tr')] end
 *}