X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fparamodulation%2Futils.mli;h=71f2fc1b5d5a3adee6f1d2634784b2c3797bb9f1;hb=cb7af66937e8c72ae6ea6694350a0c86f3e6ccf9;hp=471e6e307f654f37f24fd5949d55e8a266467f1d;hpb=03cff55eef08d25984bc92080e4cac93889f3ba7;p=helm.git

diff --git a/helm/ocaml/paramodulation/utils.mli b/helm/ocaml/paramodulation/utils.mli
index 471e6e307..71f2fc1b5 100644
--- a/helm/ocaml/paramodulation/utils.mli
+++ b/helm/ocaml/paramodulation/utils.mli
@@ -9,7 +9,7 @@ val print_subst: Cic.substitution -> string
 
 val string_of_weight: weight -> string
 
-val weight_of_term: Cic.term -> weight
+val weight_of_term: ?consider_metas:bool -> Cic.term -> weight
 
 val normalize_weight: int -> weight -> weight
 
@@ -23,4 +23,19 @@ val nonrec_kbo_w: (Cic.term * weight) -> (Cic.term * weight) -> comparison
 
 val names_of_context: Cic.context -> (Cic.name option) list
 
+module TermMap: Map.S with type key = Cic.term
 
+val symbols_of_term: Cic.term -> int TermMap.t
+
+val lpo: Cic.term -> Cic.term -> comparison
+
+(** term-ordering function settable by the user *)
+val compare_terms: (Cic.term -> Cic.term -> comparison) ref
+
+type equality_sign = Negative | Positive
+
+val string_of_sign: equality_sign -> string
+
+type pos = Left | Right 
+
+val string_of_pos: pos -> string