X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_paramodulation%2FfoUnif.ml;h=916e33ca83aa5d4039ab46ec279aecf35ae65707;hb=2041f4fefe300f77338f6aea598f025f84db1bbc;hp=427db4f95bfca6c911bb5b1f6d9cf5dd786430ef;hpb=2bcf927f58bac034b8758173cdbd16cb7475de36;p=helm.git

diff --git a/helm/software/components/ng_paramodulation/foUnif.ml b/helm/software/components/ng_paramodulation/foUnif.ml
index 427db4f95..916e33ca8 100644
--- a/helm/software/components/ng_paramodulation/foUnif.ml
+++ b/helm/software/components/ng_paramodulation/foUnif.ml
@@ -25,11 +25,11 @@ let mem2 a b l =
    aux false false l
 ;;
 
-module Founif (B : Orderings.Blob) = struct
+module FoUnif (B : Terms.Blob) = struct
   module Subst = FoSubst 
   module U = FoUtils.Utils(B)
 
-  let unification vars locked_vars t1 t2 =
+  let unification (* vars *) locked_vars t1 t2 =
     let rec occurs_check subst what where =
       match where with
       | Terms.Var i when i = what -> true
@@ -81,6 +81,7 @@ module Founif (B : Orderings.Blob) = struct
     subst
 ;;
 
+(* Sets of variables in s and t are assumed to be disjoint  *)
   let alpha_eq s t =
     let rec equiv subst s t =
       let s = match s with Terms.Var i -> Subst.lookup i subst | _ -> s