X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=components%2Fcic_proof_checking%2FcicReduction.mli;fp=components%2Fcic_proof_checking%2FcicReduction.mli;h=82be7fd3f5f43eface9449152ca330d64757c84e;hp=0000000000000000000000000000000000000000;hb=f61af501fb4608cc4fb062a0864c774e677f0d76;hpb=58ae1809c352e71e7b5530dc41e2bfc834e1aef1 diff --git a/components/cic_proof_checking/cicReduction.mli b/components/cic_proof_checking/cicReduction.mli new file mode 100644 index 000000000..82be7fd3f --- /dev/null +++ b/components/cic_proof_checking/cicReduction.mli @@ -0,0 +1,44 @@ +(* 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 WrongUriToInductiveDefinition +exception ReferenceToConstant +exception ReferenceToVariable +exception ReferenceToCurrentProof +exception ReferenceToInductiveDefinition +val fdebug : int ref +val whd : + ?delta:bool -> ?subst:Cic.substitution -> Cic.context -> Cic.term -> Cic.term +val are_convertible : + ?subst:Cic.substitution -> ?metasenv:Cic.metasenv -> + Cic.context -> Cic.term -> Cic.term -> CicUniv.universe_graph -> + bool * CicUniv.universe_graph +val normalize: + ?delta:bool -> ?subst:Cic.substitution -> Cic.context -> Cic.term -> Cic.term + +(* performs head beta/(delta)/cast reduction; the default is to not perform + delta reduction; if provided, ~upto is the maximum number of beta redexes + reduced *) +val head_beta_reduce: ?delta:bool -> ?upto:int -> Cic.term -> Cic.term