src/ZF/UNITY/State.thy
changeset 65449 c82e63b11b8b
parent 61980 6b780867d426
child 76213 e44d86131648
--- a/src/ZF/UNITY/State.thy	Sun Apr 09 20:17:00 2017 +0200
+++ b/src/ZF/UNITY/State.thy	Sun Apr 09 20:44:35 2017 +0200
@@ -10,7 +10,7 @@
 
 section\<open>UNITY Program States\<close>
 
-theory State imports Main begin
+theory State imports ZF begin
 
 consts var :: i
 datatype var = Var("i \<in> list(nat)")