X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fdtd%2Ftheoryobject.dtd;h=c8e775ac4495beecaa5e189c28b959b06efa50ed;hb=e1d232bab1b061d9098fd666ca24bed84b38f99e;hp=8ff26cfb2833f6c2d23a0850ae26194a9126983b;hpb=eecd02f892cd859e137c550aaa0f2668986c5f2b;p=helm.git

diff --git a/helm/dtd/theoryobject.dtd b/helm/dtd/theoryobject.dtd
index 8ff26cfb2..c8e775ac4 100644
--- a/helm/dtd/theoryobject.dtd
+++ b/helm/dtd/theoryobject.dtd
@@ -1,5 +1,29 @@
 <?xml encoding="ISO-8859-1"?>
 
+<!-- Copyright (C) 2000, HELM Team                                     -->
+<!--                                                                   -->
+<!-- This file is part of HELM, an Hypertextual, Electronic            -->
+<!-- Library of Mathematics, developed at the Computer Science         -->
+<!-- Department, University of Bologna, Italy.                         -->
+<!--                                                                   -->
+<!-- HELM is free software; you can redistribute it and/or             -->
+<!-- modify it under the terms of the GNU General Public License       -->
+<!-- as published by the Free Software Foundation; either version 2    -->
+<!-- of the License, or (at your option) any later version.            -->
+<!--                                                                   -->
+<!-- HELM is distributed in the hope that it will be useful,           -->
+<!-- but WITHOUT ANY WARRANTY; without even the implied warranty of    -->
+<!-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the     -->
+<!-- GNU General Public License for more details.                      -->
+<!--                                                                   -->
+<!-- You should have received a copy of the GNU General Public License -->
+<!-- along with HELM; if not, write to the Free Software               -->
+<!-- Foundation, Inc., 59 Temple Place - Suite 330, Boston,            -->
+<!-- MA  02111-1307, USA.                                              -->
+<!--                                                                   -->
+<!-- For details, see the HELM World-Wide-Web page,                    -->
+<!-- http://cs.unibo.it/helm/.                                         -->
+
 <!--*****************************************************************-->
 <!-- DTD FOR THEORY OBJECTS AT LEVEL OF MATHML CONTENT:              -->
 <!-- First draft: May 9 2000, Irene Schena                           -->