X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_paramodulation%2FfoUtils.ml;h=454432ec48925a4e53dc734aa6680faff7e14d7f;hb=c22f39a5d5afc0ef55beb221e00e2e6703b13d90;hp=26b7f6fa4b2e1abec80070352d5dbb502d1f99b8;hpb=6f35dd77922431b667f7eb4669ab3fbb6092c343;p=helm.git

diff --git a/helm/software/components/ng_paramodulation/foUtils.ml b/helm/software/components/ng_paramodulation/foUtils.ml
index 26b7f6fa4..454432ec4 100644
--- a/helm/software/components/ng_paramodulation/foUtils.ml
+++ b/helm/software/components/ng_paramodulation/foUtils.ml
@@ -21,11 +21,6 @@ let rec lexicograph f l1 l2 =
   | _,[] -> 1
 ;;
   
-let mk_id = 
-  let id = ref 0 in
-  fun () -> incr id; !id
-;;
-
 module Utils (B : Terms.Blob) = struct
         module Subst = FoSubst;; (*.Subst(B) ;;*)
   module Order = Orderings.Orderings(B) ;;
@@ -124,22 +119,17 @@ module Utils (B : Terms.Blob) = struct
       | t -> Terms.Predicate t
     in
     let proof = Terms.Exact proofterm in
-    fresh_unit_clause maxvar (mk_id (), lit, varlist, proof)
+    fresh_unit_clause maxvar (0, lit, varlist, proof)
   ;;
 
-  let add_to_bag bag  (_,lit,vl,proof) =
-    let id = mk_id () in
-    let clause = (id, lit, vl, proof) in
-    let bag = Terms.M.add id clause bag in
-    bag, clause 
-   ;;
-    
-  let empty_bag = Terms.M.empty ;;
-
   let mk_passive_clause cl =
     (Order.compute_unit_clause_weight cl, cl)
   ;;
 
+  let mk_passive_goal g =
+    (Order.compute_unit_clause_weight g, g)
+  ;;
+
   let compare_passive_clauses_weight (w1,(id1,_,_,_)) (w2,(id2,_,_,_)) =
     if w1 = w2 then id1 - id2
     else w1 - w2