X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=ocaml%2Fnum.mli;fp=ocaml%2Fnum.mli;h=c1ad8f0a010e4af8b91b03c479d347ba538e8d25;hb=dc3d76330323f0eba348377062934481c763d450;hp=0eaa5b0a985ab7cbeabc40a63e1428ac5f9d8d01;hpb=b609e8cfc37360748de4fcbc4e80bba556fadc87;p=fireball-separation.git

diff --git a/ocaml/num.mli b/ocaml/num.mli
index 0eaa5b0..c1ad8f0 100644
--- a/ocaml/num.mli
+++ b/ocaml/num.mli
@@ -1,23 +1,23 @@
-type 'nf i_var_ = [ `I of int * 'nf Listx.listx | `Var of int ]
+type var = int * int
+type 'nf i_var_ = [ `I of var * 'nf Listx.listx | `Var of var ]
 type 'nf i_n_var_ = [ `N of int | 'nf i_var_ ]
 type 'nf i_num_var_ =
-    [ `I of int * 'nf Listx.listx
-    | `Match of 'nf i_num_var_ * int * int * (int * 'nf) list ref * 'nf list
+    [ `I of var * 'nf Listx.listx
+    | `Match of 'nf i_num_var_ * var * int * (int * 'nf) list ref * 'nf list
     | `N of int
-    | `Var of int ]
+    | `Var of var ]
 type 'nf nf_ =
-    [ `I of int * 'nf Listx.listx
-    | `Lam of bool * int * 'nf nf_
-    | `Match of 'nf i_num_var_ * int * int * (int * 'nf) list ref * 'nf list
+    [ `I of var * 'nf Listx.listx
+    | `Lam of bool * 'nf nf_
+    | `Match of 'nf i_num_var_ * var * int * (int * 'nf) list ref * 'nf list
     | `N of int
-    | `Var of int ]
+    | `Var of var ]
 type nf = nf nf_
 type i_var = nf i_var_
 type i_n_var = nf i_n_var_
 type i_num_var = nf i_num_var_
 val hd_of_i_var : i_var -> int
-val hd_of :
-  [< `I of 'a * 'b | `Match of 'c | `N of 'd | `Var of 'a ] -> 'a option
+val hd_of : i_n_var -> int option
 (* put t under n lambdas, lifting t accordingtly *)
 val make_lams : nf -> int -> nf
 val lift : int -> nf -> nf
@@ -35,7 +35,7 @@ val cast_to_i_num_var : [< nf > `I `N `Match `Var] -> i_num_var
 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_ -> int -> int -> (int * nf) list ref -> nf list -> 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 parse' : string list -> nf list * string list
 val eta_compare : nf -> nf -> int