--- a/src/HOL/HOLCF/Tr.thy Sun Nov 02 17:14:15 2014 +0100
+++ b/src/HOL/HOLCF/Tr.thy Sun Nov 02 17:16:01 2014 +0100
@@ -2,7 +2,7 @@
Author: Franz Regensburger
*)
-header {* The type of lifted booleans *}
+section {* The type of lifted booleans *}
theory Tr
imports Lift