--- a/src/HOL/IOA/IOA.thy Sun Nov 02 18:21:14 2014 +0100
+++ b/src/HOL/IOA/IOA.thy Sun Nov 02 18:21:45 2014 +0100
@@ -3,7 +3,7 @@
Copyright 1994 TU Muenchen
*)
-header {* The I/O automata of Lynch and Tuttle *}
+section {* The I/O automata of Lynch and Tuttle *}
theory IOA
imports Asig