diff -r 995515b6f979 -r 630754a81bdb prio/Precedence_ord.thy
--- a/prio/Precedence_ord.thy	Mon Feb 13 22:17:54 2012 +0000
+++ b/prio/Precedence_ord.thy	Mon Feb 13 22:45:06 2012 +0000
@@ -1,7 +1,3 @@
-(*  Title:      HOL/Library/Product_ord.thy
-    Author:     Norbert Voelker
-*)
-
 header {* Order on product types *}
 
 theory Precedence_ord