1 (* Copyright (C) 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.
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15 * GNU General Public License for more details.
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23 * http://cs.unibo.it/helm/.
28 type goal = Equality.goal_proof * Cic.metasenv * Cic.term
32 module PosEqSet : Set.S
33 with type elt = Utils.pos * Equality.equality
34 and type t = Equality_indexing.DT.PosEqSet.t
35 type t = Discrimination_tree.DiscriminationTreeIndexing(PosEqSet).t
39 val index : Index.t -> Equality.equality -> Index.t
40 val remove_index : Index.t -> Equality.equality -> Index.t
41 val in_index : Index.t -> Equality.equality -> bool
43 val match_unif_time_ok : float ref
44 val match_unif_time_no : float ref
45 val indexing_retrieval_time : float ref
46 val init_index : unit -> unit
47 val build_newtarget_time : float ref
49 Cic.metasenv * Cic.context * CicUniv.universe_graph ->
52 (Subst.substitution * Equality.equality) option
54 Cic.metasenv * Cic.context * CicUniv.universe_graph ->
57 (Subst.substitution * Equality.equality) option
58 val superposition_left :
59 Cic.conjecture list * Cic.context * CicUniv.universe_graph ->
64 val superposition_right :
66 'a * Cic.context * CicUniv.universe_graph ->
69 int * Equality.equality list
71 val demodulation_equality :
74 Cic.metasenv * Cic.context * CicUniv.universe_graph ->
76 Utils.equality_sign -> Equality.equality -> int * Equality.equality
77 val demodulation_goal :
78 Cic.metasenv * Cic.context * CicUniv.universe_graph ->
82 val demodulation_theorem :
84 Cic.metasenv * Cic.context * CicUniv.universe_graph ->
86 Cic.term * Index.key * Cic.metasenv ->
87 'a * (Cic.term * Index.key * Cic.metasenv)
90 Equality.equality -> string -> unit