2 ||M|| This file is part of HELM, an Hypertextual, Electronic
3 ||A|| Library of Mathematics, developed at the Computer Science
4 ||T|| Department, University of Bologna, Italy.
6 ||T|| HELM is free software; you can redistribute it and/or
7 ||A|| modify it under the terms of the GNU General Public License
8 \ / version 2 or (at your option) any later version.
9 \ / This software is distributed as is, NO WARRANTY.
10 V_______________________________________________________________ *)
12 (* $Id: nCic.ml 9058 2008-10-13 17:42:30Z tassi $ *)
14 let rec normalize ?(delta=0) ~subst ctx t =
15 let aux = normalize ~delta ~subst in
16 match NCicReduction.whd ~delta ~subst ctx t with
17 NCic.Meta (n,(s,lc)) ->
18 let l = NCicUtils.expand_local_context lc in
19 let l' = List.map (aux ctx) l in
22 NCic.Meta (n,(s,NCic.Ctx l))
23 | t -> NCicUtils.map (fun h ctx -> h::ctx) ctx aux t