1 (* Copyright (C) 2006, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
29 type active_table = Equality.equality list * Indexing.Index.t
31 val reset_refs : unit -> unit
33 val make_active: Equality.equality list -> active_table
34 val make_passive: Equality.equality list -> passive_table
35 val add_to_passive: Equality.equality list -> passive_table -> passive_table
36 val list_of_passive: passive_table -> Equality.equality list
38 val simplify_equalities :
39 Equality.equality_bag ->
42 Equality.equality list ->
43 Equality.equality list
46 Equality.equality_bag ->
52 active_table * passive_table * int
54 Equality.equality_bag ->
56 ProofEngineTypes.status ->
60 ProofEngineTypes.proof *
61 ProofEngineTypes.goal list) list * int
63 Equality.equality_bag ->
65 ProofEngineTypes.status ->
68 int -> int -> float ->
70 ProofEngineTypes.proof *
71 ProofEngineTypes.goal list) option *
72 active_table * passive_table * int