X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_paramodulation%2FfoUtils.mli;h=5cbe461a06ddb3c2baf79ec529f7bea1597a356b;hb=6f35dd77922431b667f7eb4669ab3fbb6092c343;hp=5d83a987d8ff64312f41ab5691efd7d3a723c320;hpb=6b0a195b180e3526af7b55771b2df7b10acd7c30;p=helm.git

diff --git a/helm/software/components/ng_paramodulation/foUtils.mli b/helm/software/components/ng_paramodulation/foUtils.mli
index 5d83a987d..5cbe461a0 100644
--- a/helm/software/components/ng_paramodulation/foUtils.mli
+++ b/helm/software/components/ng_paramodulation/foUtils.mli
@@ -11,6 +11,8 @@
 
 (* $Id: terms.ml 9836 2009-06-05 15:33:35Z denes $ *)
 
+val lexicograph : ('a -> 'b -> int) -> 'a list -> 'b list -> int
+
 module Utils (B : Terms.Blob) :
   sig
     val eq_foterm : B.t Terms.foterm -> B.t Terms.foterm -> bool
@@ -24,9 +26,30 @@ module Utils (B : Terms.Blob) :
          int -> B.t Terms.foterm -> B.t Terms.foterm -> 
            B.t Terms.unit_clause * int
 
+    val mk_passive_clause :
+      B.t Terms.unit_clause -> B.t Terms.passive_clause
+
     val eq_unit_clause : B.t Terms.unit_clause -> B.t Terms.unit_clause -> bool
     val compare_unit_clause : B.t Terms.unit_clause -> B.t Terms.unit_clause -> int
 
+
     val fresh_unit_clause : 
           int -> B.t Terms.unit_clause -> B.t Terms.unit_clause * int
+
+    (* relocate [maxvar] [varlist] -> [newmaxvar] * [varlist] * [relocsubst] *)
+    val relocate : int -> int list -> int * int list * B.t Terms.substitution 
+
+    (* also gives a fresh ID to the clause *)
+    val add_to_bag : 
+          B.t Terms.bag -> B.t Terms.unit_clause -> 
+            B.t Terms.bag * B.t Terms.unit_clause
+
+    val empty_bag : B.t Terms.bag
+
+    val compare_passive_clauses_weight :
+      B.t Terms.passive_clause -> B.t Terms.passive_clause -> int
+
+    val compare_passive_clauses_age :
+      B.t Terms.passive_clause -> B.t Terms.passive_clause -> int
+
   end