parameter sintax added to axiom statement

[helm.git] / helm / software / components / ng_kernel / nCicReduction.mli

diff --git a/helm/software/components/ng_kernel/nCicReduction.mli b/helm/software/components/ng_kernel/nCicReduction.mli
index a45d8422f8ead2bced870fb2a61f331803806233..35159fc1c9d07c0346c368ae12946b59ea030ecc 100644 (file)
--- a/helm/software/components/ng_kernel/nCicReduction.mli
+++ b/helm/software/components/ng_kernel/nCicReduction.mli
@@ -1,45 +1,57 @@
-(* 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
+(*
+    ||M||  This file is part of HELM, an Hypertextual, Electronic        
+    ||A||  Library of Mathematics, developed at the Computer Science     
+    ||T||  Department, University of Bologna, Italy.                     
+    ||I||                                                                
+    ||T||  HELM is free software; you can redistribute it and/or         
+    ||A||  modify it under the terms of the GNU General Public License   
+    \   /  version 2 or (at your option) any later version.      
+     \ /   This software is distributed as is, NO WARRANTY.     
+      V_______________________________________________________________ *)
+
+(* $Id$ *)
+
+exception AssertFailure of string Lazy.t;;
+
+val debug: bool ref
 
 val whd : 
-  ?delta:int -> ?subst:NCic.substitution -> 
+  ?delta:int -> subst:NCic.substitution -> 
   NCic.context -> NCic.term -> 
     NCic.term
 
-val are_convertible : 
-  ?subst:NCic.substitution -> ?metasenv:NCic.metasenv -> 
-  NCic.context -> NCic.term -> NCic.term -> 
-  bool
+val set_get_relevance : 
+  (metasenv:NCic.metasenv -> subst:NCic.substitution ->
+   NCic.context -> NCic.term -> NCic.term list -> bool list) -> unit
+
+val are_convertible :
+  metasenv:NCic.metasenv -> subst:NCic.substitution ->
+  NCic.context -> NCic.term -> NCic.term -> bool
+
 
 (* 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:int -> ?upto:int -> NCic.term -> NCic.term
+val head_beta_reduce: 
+  ?delta:int -> ?upto:int -> ?subst:NCic.substitution -> NCic.term -> NCic.term
+
+type stack_item
+type environment_item
+
+type machine = int * environment_item list * NCic.term * stack_item list
+
+val reduce_machine : 
+     delta:int -> ?subst:NCic.substitution -> NCic.context -> machine -> 
+      machine * bool
+val from_stack : delta:int -> stack_item -> machine
+val from_env : delta:int -> environment_item -> machine
+val unwind : machine -> NCic.term
+
+val split_prods:
+ subst:NCic.substitution -> NCic.context -> int -> NCic.term ->
+  NCic.context * NCic.term
+
+(* to be used outside the kernel *)
+val alpha_eq:
+ NCic.metasenv -> NCic.substitution ->
+  NCic.context -> NCic.term -> NCic.term -> bool