src/ZF/Bool.thy

--- a/src/ZF/Bool.thy	Fri Jun 17 11:35:35 2005 +0200
+++ b/src/ZF/Bool.thy	Fri Jun 17 16:12:49 2005 +0200
@@ -7,7 +7,7 @@
 
 header{*Booleans in Zermelo-Fraenkel Set Theory*}
 
-theory Bool = pair:
+theory Bool imports pair begin
 
 syntax
     "1"         :: i             ("1")