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src/ZF/QPair.thy
changeset 2469 b50b8c0eec01
parent 1478 2b8c2a7547ab
child 3923 c257b82a1200 
--- a/src/ZF/QPair.thy	Fri Jan 03 10:48:28 1997 +0100
+++ b/src/ZF/QPair.thy	Fri Jan 03 15:01:55 1997 +0100
@@ -11,7 +11,7 @@
 1966.
 *)
 
-QPair = Sum + "simpdata" +
+QPair = Sum +
 consts
   QPair     :: [i, i] => i                      ("<(_;/ _)>")
   qfst,qsnd :: i => i
isabelle