+++ /dev/null
-(* 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/.
- *)
-
-exception UnificationFailure of string;;
-exception Uncertain of string;;
-exception AssertFailure of string;;
-
-(* fo_unif metasenv context t1 t2 *)
-(* unifies [t1] and [t2] in a context [context]. *)
-(* Only the metavariables declared in [metasenv] *)
-(* can be used in [t1] and [t2]. *)
-(* The returned substitution can be directly *)
-(* withouth first unwinding it. *)
-val fo_unif :
- Cic.metasenv -> Cic.context -> Cic.term -> Cic.term ->
- CicMetaSubst.substitution * Cic.metasenv
-
-(* fo_unif_subst metasenv subst context t1 t2 *)
-(* unifies [t1] and [t2] in a context [context] *)
-(* and with [subst] as the current substitution *)
-(* (i.e. unifies ([subst] [t1]) and *)
-(* ([subst] [t2]) in a context *)
-(* ([subst] [context]) using the metasenv *)
-(* ([subst] [metasenv]) *)
-(* Only the metavariables declared in [metasenv] *)
-(* can be used in [t1] and [t2]. *)
-(* [subst] and the substitution returned are not *)
-(* unwinded. *)
-(*CSC: fare un tipo unione Unwinded o ToUnwind e fare gestire la
- cosa all'apply_subst!!!*)
-val fo_unif_subst :
- CicMetaSubst.substitution ->
- Cic.context -> Cic.metasenv -> Cic.term -> Cic.term ->
- CicMetaSubst.substitution * Cic.metasenv
-