diff -r a7a03f856354 -r ea56b98aee83 src/HOL/ex/Guess.thy
--- a/src/HOL/ex/Guess.thy	Fri Jan 07 13:24:09 2011 +0100
+++ b/src/HOL/ex/Guess.thy	Fri Jan 07 14:46:28 2011 +0100
@@ -1,5 +1,4 @@
 (*
-    ID:         $Id$
     Author:     Makarius
 *)