diff -r 1dff81cf425b -r 03b586ee5930 src/FOL/ROOT
--- a/src/FOL/ROOT	Mon Mar 11 12:27:31 2013 +0100
+++ b/src/FOL/ROOT	Mon Mar 11 13:28:46 2013 +0100
@@ -1,3 +1,5 @@
+chapter FOL
+
 session FOL = Pure +
   description "First-Order Logic with Natural Deduction"
   options [proofs = 2]