src/HOL/Auth/OtwayRees.thy
changeset 16417 9bc16273c2d4
parent 14238 59b02c1efd01
child 17411 664434175578
--- a/src/HOL/Auth/OtwayRees.thy	Fri Jun 17 11:35:35 2005 +0200
+++ b/src/HOL/Auth/OtwayRees.thy	Fri Jun 17 16:12:49 2005 +0200
@@ -6,7 +6,7 @@
 
 header{*The Original Otway-Rees Protocol*}
 
-theory OtwayRees = Public:
+theory OtwayRees imports Public begin
 
 text{* From page 244 of
   Burrows, Abadi and Needham (1989).  A Logic of Authentication.