branch for universe

[helm.git] / components / tactics / paramodulation / founif.mli

diff --git a/components/tactics/paramodulation/founif.mli b/components/tactics/paramodulation/founif.mli
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+++ b/components/tactics/paramodulation/founif.mli
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+(* Copyright (C) 2005, 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/.
+ *)
+
+exception MatchingFailure
+
+(** matching between two terms. Can raise MatchingFailure *)
+val matching:
+  Cic.metasenv -> Cic.metasenv -> Cic.context -> 
+  Cic.term -> Cic.term ->
+  CicUniv.universe_graph ->
+    Subst.substitution * Cic.metasenv * CicUniv.universe_graph
+
+(**
+   special unification that checks if the two terms are "simple", and in
+   such case should be significantly faster than CicUnification.fo_unif
+*)
+val unification:
+  Cic.metasenv -> Cic.metasenv -> Cic.context -> 
+  Cic.term -> Cic.term ->
+  CicUniv.universe_graph ->
+    Subst.substitution * Cic.metasenv * CicUniv.universe_graph
+
+val get_stats: unit -> string