X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_paramodulation%2FnCicParamod.ml;fp=helm%2Fsoftware%2Fcomponents%2Fng_paramodulation%2FnCicParamod.ml;h=ff34709e9c7a262453de6a124ba6e641919b11b6;hb=38c54dd8e2234836d5f3e8011c478daf7d59fa25;hp=8c740a0e4605c5d282ff89270b6f1134587553f2;hpb=8a3045a162622e8a76ffdb267309faff496ee7ec;p=helm.git

diff --git a/helm/software/components/ng_paramodulation/nCicParamod.ml b/helm/software/components/ng_paramodulation/nCicParamod.ml
index 8c740a0e4..ff34709e9 100644
--- a/helm/software/components/ng_paramodulation/nCicParamod.ml
+++ b/helm/software/components/ng_paramodulation/nCicParamod.ml
@@ -11,7 +11,7 @@
 
 (* $Id: orderings.ml 9869 2009-06-11 22:52:38Z denes $ *)
 
-let nparamod rdb metasenv subst context t table =
+let nparamod rdb metasenv subst context (g_t,g_ty) table =
   let module C = 
     struct
       let metasenv = metasenv
@@ -20,21 +20,49 @@ let nparamod rdb metasenv subst context t table =
     end
   in
   let module B : Orderings.Blob 
-      with type t = NCic.term and type input = NCic.term 
+      with type t = NCic.term 
     = Orderings.NRKBO(NCicBlob.NCicBlob(C))
   in
   let module P = Paramod.Paramod(B) in
   let module Pp = Pp.Pp(B) in
-  let bag, maxvar = Terms.empty_bag, 0 in
-  let (bag,maxvar), passives = 
+
+  let rec embed = function
+    | NCic.Meta (i,_) -> Terms.Var i, [i]
+    | NCic.Appl l ->
+	let rec aux acc l = function
+	  |[] -> acc@l
+	  |hd::tl -> if List.mem hd l then aux acc l tl else aux (hd::acc) l tl
+	in
+	let res,vars = List.fold_left
+	  (fun (r,v) t -> let r1,v1 = embed t in (r1::r),aux [] v v1) ([],[]) l
+	in (Terms.Node (List.rev res)), vars
+    | t -> Terms.Leaf t, []
+  in
+
+  let embed t = fst (embed t) in
+
+  let saturate ~is_goal t ty = 
+    let sty, _, args = 
+      NCicMetaSubst.saturate ~delta:max_int C.metasenv C.subst C.context ty 0
+    in
+    let proof = 
+      if args = [] then Terms.Leaf t 
+      else Terms.Node (Terms.Leaf t :: List.map embed args)
+    in
+    let sty = embed sty in
+    proof, if is_goal then [sty],[] else [],[sty]
+  in
+   let goal = saturate ~is_goal:true g_t g_ty in
+   let hypotheses = List.map (fun (t,ty) -> saturate ~is_goal:false t ty) table in
+ (*let (bag,maxvar), passives = 
     HExtlib.list_mapi_acc (fun x _ a -> P.mk_passive a x) (bag,maxvar) table
   in
   let (bag,maxvar), goals = 
     HExtlib.list_mapi_acc (fun x _ a -> P.mk_goal a x) (bag,maxvar) [t]
-  in
+  in*)
   match 
-    P.paramod ~useage:true ~max_steps:max_int ~timeout:(Unix.gettimeofday () +. 300.0) 
-      ~g_passives:goals ~passives (bag,maxvar) 
+    P.paramod ~useage:true ~max_steps:max_int ~print_problem:true
+      goal hypotheses
   with 
   | P.Error _ | P.GaveUp | P.Timeout _ -> []
   | P.Unsatisfiable solutions ->