--- a/src/Cube/Cube.thy Sun Nov 02 18:21:14 2014 +0100
+++ b/src/Cube/Cube.thy Sun Nov 02 18:21:45 2014 +0100
@@ -2,7 +2,7 @@
Author: Tobias Nipkow
*)
-header \<open>Barendregt's Lambda-Cube\<close>
+section \<open>Barendregt's Lambda-Cube\<close>
theory Cube
imports Pure