X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=ocaml%2Fnum.mli;h=9cf81ccdd113e52d6162960d9edaff27de6c8648;hb=eb8bb784b35d303a1c239f30008cba79f658f4b3;hp=e06a8211f7a99c9d52cbe34bb0751189a1f9954b;hpb=edc8a9dacfdf59bc23570756f7d346f9cd28ae6b;p=fireball-separation.git

diff --git a/ocaml/num.mli b/ocaml/num.mli
index e06a821..9cf81cc 100644
--- a/ocaml/num.mli
+++ b/ocaml/num.mli
@@ -22,6 +22,7 @@ val arity_of_hd : i_n_var -> int
 (* put t under n lambdas, lifting t accordingtly *)
 val make_lams : nf -> int -> nf
 val lift : int -> nf -> nf
+val free_vars' : nf -> var list
 val free_vars : nf -> int list
 module ToScott :
   sig
@@ -38,10 +39,11 @@ val mk_app : nf -> nf -> nf
 val mk_appl : nf -> nf list -> nf
 val mk_appx : nf -> nf Listx.listx -> nf
 val mk_match : nf i_num_var_ -> var -> int -> (int * nf) list ref -> nf list -> nf
-val subst : bool -> int -> nf -> nf -> nf
+val subst : bool -> bool -> int -> nf -> nf -> nf
 val parse' : string list -> nf list * string list
 val eta_compare : nf -> nf -> int
 val eta_eq : [< nf ] -> [< nf ] -> bool
 val eta_subterm : [< nf ] -> [< nf ] -> bool
-val max_arity_tms : int -> [< nf] list -> int
+val max_arity_tms : int -> [< nf] list -> int option
 val compute_arities : int -> int -> nf list -> int list
+val minus1 : int -> int