1 (* Copyright (C) 2004-2005, 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/
26 exception AlreadyDefined of UriManager.uri
28 (* this is a pointer to the function which builds the inversion principle *)
29 val build_inversion_principle: (UriManager.uri-> Cic.obj -> (UriManager.uri * Cic.obj) list) ref
31 (* adds an object to the library together with all auxiliary lemmas on it *)
32 (* (e.g. elimination principles, projections, etc.) *)
33 (* it returns the list of the uris of the auxiliary lemmas generated *)
36 UriManager.uri -> Cic.obj ->
39 (* inverse of add_obj; *)
40 (* Warning: it does not remove the dependencies on the object and on its *)
41 (* auxiliary lemmas! *)
42 val remove_obj: UriManager.uri -> unit
44 (* Informs the library that [uri] is a coercion. *)
45 (* This can generate some composite coercions that, if [add_composites] *)
46 (* is true are added to the library. *)
47 (* The list of added objects is returned. *)
49 add_composites:bool ->
50 RefinementTool.kit -> UriManager.uri -> int (* arity *) ->
51 string (* baseuri *) ->
52 (UriManager.uri * int) list (* URI and arity *)
54 (* inverse of add_coercion, removes both the eventually created composite *)
55 (* coercions and the information that [uri] and the composites are coercion *)
56 val remove_coercion: UriManager.uri -> unit
59 val remove_all_coercions: unit -> unit