diff -r 0baae4311a9f -r b9556a055632 src/HOL/Library/Discrete.thy
--- a/src/HOL/Library/Discrete.thy	Sun Nov 02 17:16:01 2014 +0100
+++ b/src/HOL/Library/Discrete.thy	Sun Nov 02 17:20:45 2014 +0100
@@ -1,6 +1,6 @@
 (* Author: Florian Haftmann, TU Muenchen *)  
 
-header {* Common discrete functions *}
+section {* Common discrete functions *}
 
 theory Discrete
 imports Main