still a working copy, now towards a cleaner implementation ...

[helm.git] / helm / ocaml / cic_disambiguation / logic_notation.ml

diff --git a/helm/ocaml/cic_disambiguation/logic_notation.ml b/helm/ocaml/cic_disambiguation/logic_notation.ml
index 35ce4b90cdaf24680b723ea232e65a728363a7ba..f23098f9688764a3083447f2cd91959fa56f1979 100644 (file)
--- a/helm/ocaml/cic_disambiguation/logic_notation.ml
+++ b/helm/ocaml/cic_disambiguation/logic_notation.ml
@@ -1,3 +1,28 @@
+(* Copyright (C) 2004, 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://helm.cs.unibo.it/
+ *)
+
 open Ast
 open Parser
 
@@ -5,19 +30,17 @@ EXTEND
   term: LEVEL "add"
     [
       [ t1 = term; SYMBOL "∨"; t2 = term ->
-          return_term loc (Appl [Ident ("or", []); t1; t2])
+          return_term loc (Appl_symbol ("or", [t1; t2]))
       ]
     ];
   term: LEVEL "mult"
     [
       [ t1 = term; SYMBOL "∧"; t2 = term ->
-        return_term loc (Appl [Ident ("and", []); t1; t2])
+        return_term loc (Appl_symbol ("and", [t1; t2]))
       ]
     ];
   term: LEVEL "inv"
     [
-      [ SYMBOL "¬"; t = term ->
-        return_term loc (Appl [Ident ("not", []); t])
-      ]
+      [ SYMBOL "¬"; t = term -> return_term loc (Appl_symbol ("not", [t])) ]
     ];
 END