src/HOL/Prolog/HOHH.thy

--- a/src/HOL/Prolog/HOHH.thy	Sun Nov 02 18:21:14 2014 +0100
+++ b/src/HOL/Prolog/HOHH.thy	Sun Nov 02 18:21:45 2014 +0100
@@ -2,7 +2,7 @@
     Author:   David von Oheimb (based on a lecture on Lambda Prolog by Nadathur)
 *)
 
-header {* Higher-order hereditary Harrop formulas *}
+section {* Higher-order hereditary Harrop formulas *}
 
 theory HOHH
 imports HOL