src/FOL/ex/Prolog.thy

--- a/src/FOL/ex/Prolog.thy	Thu Jul 09 22:04:10 2009 +0200
+++ b/src/FOL/ex/Prolog.thy	Thu Jul 09 22:09:58 2009 +0200
@@ -1,5 +1,4 @@
-(*  Title:      FOL/ex/prolog.thy
-    ID:         $Id$
+(*  Title:      FOL/ex/Prolog.thy
     Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
     Copyright   1992  University of Cambridge
 *)