--- a/src/HOL/MicroJava/DFA/Opt.thy Sun Nov 02 17:39:52 2014 +0100
+++ b/src/HOL/MicroJava/DFA/Opt.thy Sun Nov 02 17:58:35 2014 +0100
@@ -3,7 +3,7 @@
Copyright 2000 TUM
*)
-header {* \isaheader{More about Options} *}
+section {* More about Options *}
theory Opt
imports Err