X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_paramodulation%2Fsuperposition.mli;h=6deb0a4eb7a07c7e090e856c35ffa76a8ceab732;hb=df1201e37d6f2631dc31ffc87b979a6c81180a3a;hp=b67233563591d624f42bdaba3e1a2564f6b61e54;hpb=637114791874df9ebc4e0f0936513c71886a913f;p=helm.git

diff --git a/helm/software/components/ng_paramodulation/superposition.mli b/helm/software/components/ng_paramodulation/superposition.mli
index b67233563..6deb0a4eb 100644
--- a/helm/software/components/ng_paramodulation/superposition.mli
+++ b/helm/software/components/ng_paramodulation/superposition.mli
@@ -11,18 +11,58 @@
 
 (* $Id: index.mli 9822 2009-06-03 15:37:06Z tassi $ *)
 
-
 module Superposition (B : Terms.Blob) : 
   sig
 
-    val superposition_right_with_table :
+                        (* bag, maxvar, meeting point *)
+    exception Success of B.t Terms.bag * int * B.t Terms.unit_clause
+
+    (* The returned active set is the input one + the selected clause *)
+    val infer_right :
+          B.t Terms.bag -> 
+          int -> (* maxvar *)
+          B.t Terms.unit_clause -> (* selected passive *)
+          Index.Index(B).active_set ->
+            B.t Terms.bag * int * Index.Index(B).active_set * B.t Terms.unit_clause list
+
+    val infer_left :  
           B.t Terms.bag -> 
           int -> (* maxvar *)
+          B.t Terms.unit_clause -> (* selected goal *)
+          Index.Index(B).active_set ->
+            B.t Terms.bag * int * B.t Terms.unit_clause list
+
+    val demodulate : 
+          B.t Terms.bag ->
           B.t Terms.unit_clause ->
+          Index.Index(B).DT.t -> B.t Terms.bag * B.t Terms.unit_clause
+
+    val simplify : 
           Index.Index(B).DT.t ->
-            B.t Terms.bag * int * B.t Terms.unit_clause list
-                  
-  end
+          B.t Terms.bag ->
+          B.t Terms.unit_clause ->
+            (B.t Terms.bag * B.t Terms.unit_clause) option
+
+    (* may raise success *)
+    val simplify_goal : 
+          int ->
+          Index.Index(B).DT.t ->
+          B.t Terms.bag ->
+          B.t Terms.unit_clause ->
+            B.t Terms.bag * B.t Terms.unit_clause
+
+    val one_pass_simplification:
+      B.t Terms.unit_clause ->
+      Index.Index(B).active_set ->
+      B.t Terms.bag ->
+      (B.t Terms.unit_clause * B.t Terms.bag * Index.Index(B).active_set) option
 
 
+    val keep_simplified:
+      B.t Terms.unit_clause ->
+      Index.Index(B).active_set ->
+      B.t Terms.bag ->
+      (B.t Terms.unit_clause * B.t Terms.bag * Index.Index(B).active_set) option
 
+
+  end