X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fhelp%2FC%2Fsec_intro.xml;h=a3dbc51660b9e6d4a6a0eef1dd9c41b9b4ef26a3;hb=bfcb2bf3391de8f0c4de9b8d35ea44ddc71a4291;hp=5510c8eef810b2532374cc8b62bfdaf673f01af8;hpb=1da3c8d481853c3d6b9f33385ebde848866a37b5;p=helm.git

diff --git a/helm/software/matita/help/C/sec_intro.xml b/helm/software/matita/help/C/sec_intro.xml
index 5510c8eef..a3dbc5166 100644
--- a/helm/software/matita/help/C/sec_intro.xml
+++ b/helm/software/matita/help/C/sec_intro.xml
@@ -1,15 +1,15 @@
 
 <!-- ============= Introduction ============================== -->
 
-<sect1 id="sec_intro">
+<chapter id="sec_intro">
   <title>Introduction</title>
-  <sect2 id="what">
+  <sect1 id="what">
     <title>What is Matita?</title>
 
     <para>
       <application>Matita</application> is a proof assistant for ...
     </para>
 
-  </sect2>
-</sect1>
+  </sect1>
+</chapter>