--- a/src/Sequents/ROOT Mon Mar 11 12:27:31 2013 +0100
+++ b/src/Sequents/ROOT Mon Mar 11 13:28:46 2013 +0100
@@ -1,3 +1,5 @@
+chapter Sequents
+
session Sequents = Pure +
description {*
Author: Lawrence C Paulson, Cambridge University Computer Laboratory