X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fmetadata%2FmetadataConstraints.mli;h=ddf672b7f1d939d84099c216bbd3116190b9afcb;hb=88a07a009adcd5c2320900ea342d7682ada587ce;hp=3de99469c51cef9e31f6866ad305406dcf1ecf41;hpb=282f371ba8533ea0e4e667265f9e4b04856bf972;p=helm.git

diff --git a/helm/ocaml/metadata/metadataConstraints.mli b/helm/ocaml/metadata/metadataConstraints.mli
index 3de99469c..ddf672b7f 100644
--- a/helm/ocaml/metadata/metadataConstraints.mli
+++ b/helm/ocaml/metadata/metadataConstraints.mli
@@ -35,18 +35,20 @@ type term_signature = (string * string list) option * StringSet.t
 
   (** @return sorted list of theorem URIs, first URIs in the least have higher
   * relevance *)
-val cmatch: dbd:Mysql.dbd -> Cic.term -> string list
+val cmatch: dbd:Mysql.dbd -> ?facts:bool -> Cic.term -> string list
 
   (** as cmatch, but returned list is not sorted but rather tagged with
   * relevance information: higher the tag, higher the relevance *)
-val cmatch': dbd:Mysql.dbd -> Cic.term -> (int * string) list
+val cmatch': dbd:Mysql.dbd -> ?facts:bool -> Cic.term -> (int * string) list
 
 type where = [ `Conclusion | `Statement ] (** signature matching extent *)
 
   (** @param where defaults to `Conclusion *)
 val sigmatch:
   dbd:Mysql.dbd ->
-  ?where:where -> term_signature ->
+  ?facts:bool ->
+  ?where:where -> 
+  term_signature ->
     (int * string) list
 
 (** {2 Constraint engine} *)
@@ -55,14 +57,23 @@ val sigmatch:
 type cardinality_condition =
   | Eq of int
   | Gt of int
+  | Lt of int
+
+type rating_criterion =
+  [ `Hits   (** order by number of hits, most used objects first *)
+  ]
 
   (** @param concl_card cardinality condition on conclusion only
   * @param full_card cardinality condition on the whole statement
+  * @param diff required difference between the number of different constants in
+  * hypothesis and the number of different constants in body
   * @return list of URI satisfying given constraints *)
 val at_least:
   dbd:Mysql.dbd ->
   ?concl_card:cardinality_condition ->
   ?full_card:cardinality_condition ->
+  ?diff:cardinality_condition ->
+  ?rating:rating_criterion ->
   MetadataTypes.constr list ->
     string list