X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_kernel%2FnCicUtils.mli;h=6baaeda03c61abcaeacfdd8673b6a0440ddbfe5e;hb=11b2157bacf59cfc561c2ef6f92ee41ee2c1a006;hp=7a9ce090b8cd11773bd6492cea234e6d3f9eb2fc;hpb=613bc202d0810f4386b393bfb369c62dfc78c68c;p=helm.git

diff --git a/helm/software/components/ng_kernel/nCicUtils.mli b/helm/software/components/ng_kernel/nCicUtils.mli
index 7a9ce090b..6baaeda03 100644
--- a/helm/software/components/ng_kernel/nCicUtils.mli
+++ b/helm/software/components/ng_kernel/nCicUtils.mli
@@ -1,39 +1,32 @@
-(* 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/.
- *)
+(*
+    ||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: nCicSubstitution.ml 8135 2008-02-13 15:35:43Z tassi $ *)
+(* $Id$ *)
 
 exception Subst_not_found of int
+exception Meta_not_found of int
 
 val expand_local_context : NCic.lc_kind -> NCic.term list
 
 val lookup_subst: int ->  NCic.substitution -> NCic.subst_entry
+val lookup_meta: int ->  NCic.metasenv -> NCic.conjecture
 
-(* both Meta agnostic, map attempts to preserve sharing.
+(* both functions raise "assert false" when a Meta is found
  * call the 'a->'a function when a binder is crossed *)
-val fold: ('a -> 'b -> NCic.term -> 'b) -> ('a -> 'a) -> 'b -> 'a -> NCic.term -> 'b
-val map: ('a -> NCic.term -> NCic.term) -> ('a -> 'a) -> 'a -> NCic.term -> NCic.term
+val fold:
+  (NCic.hypothesis -> 'k -> 'k) -> 'k ->
+  ('k -> 'a -> NCic.term -> 'a) -> 'a -> NCic.term -> 'a
+val map:
+ (NCic.hypothesis -> 'k -> 'k) -> 'k ->
+ ('k -> NCic.term -> NCic.term) -> NCic.term -> NCic.term
+
+val set_head_beta_reduce: (upto:int -> NCic.term -> NCic.term) -> unit
 
-val is_closed: NCic.term -> bool