added sets of uri pairs (useful for edges between uris)

[helm.git] / components / tactics / paramodulation / utils.ml

diff --git a/components/tactics/paramodulation/utils.ml b/components/tactics/paramodulation/utils.ml
index 8d0ba901b055d9dba4b20b5b02d8f2b3829f0c69..eabf24353395f443beea557563d0daa4a4a7273c 100644 (file)
--- a/components/tactics/paramodulation/utils.ml
+++ b/components/tactics/paramodulation/utils.ml
@@ -754,14 +754,6 @@ let guarded_simpl ?(debug=false) context t =
       end
 ;;
 
-type equality_sign = Negative | Positive;;
-
-let string_of_sign = function
-  | Negative -> "Negative"
-  | Positive -> "Positive"
-;;
-
-
 type pos = Left | Right 
 
 let string_of_pos = function