diff -r dc6be28d7f4e -r c69542757a4d src/HOL/Hyperreal/EvenOdd.thy
--- a/src/HOL/Hyperreal/EvenOdd.thy	Mon Aug 16 14:21:54 2004 +0200
+++ b/src/HOL/Hyperreal/EvenOdd.thy	Mon Aug 16 14:22:27 2004 +0200
@@ -6,7 +6,9 @@
 
 header{*Even and Odd Numbers: Compatibility file for Parity*}
 
-theory EvenOdd = NthRoot:
+theory EvenOdd
+import NthRoot
+begin
 
 subsection{*General Lemmas About Division*}