--- a/src/HOL/Library/Bit.thy Sun Nov 02 17:16:01 2014 +0100
+++ b/src/HOL/Library/Bit.thy Sun Nov 02 17:20:45 2014 +0100
@@ -2,7 +2,7 @@
Author: Brian Huffman
*)
-header {* The Field of Integers mod 2 *}
+section {* The Field of Integers mod 2 *}
theory Bit
imports Main