X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Ftactics%2Fparamodulation%2Futils.ml;h=072d64f66cd76b785c2585d7469b014739d1fd40;hb=0e6ba9d1134a3bfe9fd4d5b4495faf0811a216df;hp=18ccd5f79b52c0fe471de74101b57698323868f5;hpb=a060ed37101ce0e97bc26af8d49ce2491471c60c;p=helm.git

diff --git a/helm/software/components/tactics/paramodulation/utils.ml b/helm/software/components/tactics/paramodulation/utils.ml
index 18ccd5f79..072d64f66 100644
--- a/helm/software/components/tactics/paramodulation/utils.ml
+++ b/helm/software/components/tactics/paramodulation/utils.ml
@@ -429,7 +429,6 @@ let compare_weights ?(normalize=false)
   | (m, _, n) when m > 0 && n > 0 ->
       Incomparable
   | _ -> assert false 
-
 ;;
 
 
@@ -734,29 +733,7 @@ let eq_XURI () =
   UriManager.uri_of_string (s ^ "#xpointer(1/1/1)")
 let trans_eq_URI () = LibraryObjects.trans_eq_URI ~eq:(LibraryObjects.eq_URI ())
 
-let rec metas_of_term = function
-  | Cic.Meta (i, c) -> [i]
-  | Cic.Var (_, ens) 
-  | Cic.Const (_, ens) 
-  | Cic.MutInd (_, _, ens) 
-  | Cic.MutConstruct (_, _, _, ens) ->
-      List.flatten (List.map (fun (u, t) -> metas_of_term t) ens)
-  | Cic.Cast (s, t)
-  | Cic.Prod (_, s, t)
-  | Cic.Lambda (_, s, t)
-  | Cic.LetIn (_, s, t) -> (metas_of_term s) @ (metas_of_term t)
-  | Cic.Appl l -> List.flatten (List.map metas_of_term l)
-  | Cic.MutCase (uri, i, s, t, l) ->
-      (metas_of_term s) @ (metas_of_term t) @
-        (List.flatten (List.map metas_of_term l))
-  | Cic.Fix (i, il) ->
-      List.flatten
-        (List.map (fun (s, i, t1, t2) ->
-                     (metas_of_term t1) @ (metas_of_term t2)) il)
-  | Cic.CoFix (i, il) ->
-      List.flatten
-        (List.map (fun (s, t1, t2) ->
-                     (metas_of_term t1) @ (metas_of_term t2)) il)
-  | _ -> []
-;;      
+let metas_of_term t = 
+  List.map fst (CicUtil.metas_of_term t)
+;;