Implemented check for duplicates (in goals)

[helm.git] / helm / software / components / ng_paramodulation / superposition.mli

diff --git a/helm/software/components/ng_paramodulation/superposition.mli b/helm/software/components/ng_paramodulation/superposition.mli
index a89b13f5bbeb3e9f70c29e84f94dae5a0647623f..bcfb0091e619e4784657aa8f05eb5b3252b67d3c 100644 (file)
--- a/helm/software/components/ng_paramodulation/superposition.mli
+++ b/helm/software/components/ng_paramodulation/superposition.mli
@@ -49,8 +49,9 @@ module Superposition (B : Terms.Blob) :
           int ->
           Index.Index(B).DT.t ->
           B.t Terms.bag ->
+          B.t Terms.unit_clause list ->
           B.t Terms.unit_clause ->
-            B.t Terms.bag * B.t Terms.unit_clause
+            (B.t Terms.bag * B.t Terms.unit_clause) option
 
     val one_pass_simplification:
       B.t Terms.unit_clause ->