X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fparamodulation%2Futils.mli;h=612f07cf0d45a50e2f71448484e7953710b46563;hb=e67aacd065c5f2bb90dc6b07850b4f4c2bc865fc;hp=235085ab149eb488b9507af12412414f7aff19cc;hpb=d8c8060ad0cfc9b93ce919b6662383a230192840;p=helm.git

diff --git a/helm/ocaml/paramodulation/utils.mli b/helm/ocaml/paramodulation/utils.mli
index 235085ab1..612f07cf0 100644
--- a/helm/ocaml/paramodulation/utils.mli
+++ b/helm/ocaml/paramodulation/utils.mli
@@ -5,7 +5,7 @@ type comparison = Lt | Le | Eq | Ge | Gt | Incomparable;;
 
 val print_metasenv: Cic.metasenv -> string
 
-val print_subst: Cic.substitution -> string
+val print_subst: ?prefix:string -> Cic.substitution -> string
 
 val string_of_weight: weight -> string
 
@@ -19,11 +19,23 @@ val compare_weights: ?normalize:bool -> weight -> weight -> comparison
 
 val nonrec_kbo: Cic.term -> Cic.term -> comparison
 
-val string_of_equality:
-  ?env:Inference.environment -> Inference.equality -> string
-
 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