X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=helm%2Focaml%2Fmathql_interpreter%2FmQIUtil.mli;h=f6063ad0722437d96bcb8683c1ae26006e2c542e;hb=cf13d8dc120ae8745b26f8dbadea5af3f3b2193c;hp=32e0d78dcbee854a3d1086706fc07a7fa6a88a0c;hpb=5bef9ac5a9bfe07b11ce0e44fab51ea4b6eb4057;p=helm.git

diff --git a/helm/ocaml/mathql_interpreter/mQIUtil.mli b/helm/ocaml/mathql_interpreter/mQIUtil.mli
index 32e0d78dc..f6063ad07 100644
--- a/helm/ocaml/mathql_interpreter/mQIUtil.mli
+++ b/helm/ocaml/mathql_interpreter/mQIUtil.mli
@@ -37,9 +37,9 @@ val set_meet      : MathQL.result -> MathQL.result -> MathQL.result
 val set_eq        : MathQL.result -> MathQL.result -> MathQL.result
 
 val set_union     : 'a list -> 'a list -> 'a list
-(*
-val set_intersect : 'a list -> 'a list -> 'a list
-*)
+
+val mql_subj      : MathQL.value -> MathQL.result
+
 val mql_union     : ('a * 'b list) list -> ('a * 'b list) list -> 
                     ('a * 'b list) list
 
@@ -60,3 +60,6 @@ val mql_iter2     : ('c -> 'd -> ('a * 'b list) list) -> 'c list ->
 
 val xor           : MathQL.result -> MathQL.result -> MathQL.result 
 
+exception NumberError of MathQL.result
+
+val int_of_set    : MathQL.result -> int