added lpo term-ordering

[helm.git] / helm / ocaml / paramodulation / utils.mli

diff --git a/helm/ocaml/paramodulation/utils.mli b/helm/ocaml/paramodulation/utils.mli
index 235085ab149eb488b9507af12412414f7aff19cc..1adf90e5045094c048c30fe624f3d4ade8b2e068 100644 (file)
--- a/helm/ocaml/paramodulation/utils.mli
+++ b/helm/ocaml/paramodulation/utils.mli
@@ -19,11 +19,15 @@ 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