--- a/src/HOL/Hoare_Parallel/OG_Tran.thy Sun Nov 02 17:27:22 2014 +0100
+++ b/src/HOL/Hoare_Parallel/OG_Tran.thy Sun Nov 02 17:36:52 2014 +0100
@@ -1,5 +1,4 @@
-
-header {* \section{Operational Semantics} *}
+section {* Operational Semantics *}
theory OG_Tran imports OG_Com begin