branch for universe

[helm.git] / components / tactics / closeCoercionGraph.mli

diff --git a/components/tactics/closeCoercionGraph.mli b/components/tactics/closeCoercionGraph.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://helm.cs.unibo.it/
+ *)
+
+(* This module implements the Coercions transitive closure *)
+
+val close_coercion_graph:
+  CoercDb.coerc_carr -> CoercDb.coerc_carr -> UriManager.uri -> int ->
+  string (* baseuri *) ->
+    (CoercDb.coerc_carr * CoercDb.coerc_carr * UriManager.uri *
+      int (* saturations *) * Cic.obj * int (* arity *)) list
+
+exception UnableToCompose
+
+val generate_composite:
+  Cic.term -> Cic.term (* t2 *) -> Cic.context -> 
+  Cic.metasenv -> CicUniv.universe_graph -> 
+  int -> int (* saturations of t1/t2 *) ->
+    Cic.term * Cic.metasenv * CicUniv.universe_graph