31 lines
1.3 KiB
OCaml
31 lines
1.3 KiB
OCaml
(***********************************************************************)
|
|
(* *)
|
|
(* Objective Caml *)
|
|
(* *)
|
|
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
|
|
(* *)
|
|
(* Copyright 1996 Institut National de Recherche en Informatique et *)
|
|
(* Automatique. Distributed only by permission. *)
|
|
(* *)
|
|
(***********************************************************************)
|
|
|
|
(* $Id$ *)
|
|
|
|
type term =
|
|
Var of int
|
|
| Term of string * term list
|
|
|
|
val union: 'a list -> 'a list -> 'a list
|
|
val vars: term -> int list
|
|
val vars_of_list: term list -> int list
|
|
val substitute: (int * term) list -> term -> term
|
|
val replace: term -> int list -> term -> term
|
|
val replace_nth: int -> term list -> int list -> term -> term list
|
|
val matching: term -> term -> (int * term) list
|
|
val compsubst: (int * term) list -> (int * term) list -> (int * term) list
|
|
val occurs: int -> term -> bool
|
|
val unify: term -> term -> (int * term) list
|
|
val infixes: string list
|
|
val pretty_term: term -> unit
|
|
val pretty_close: term -> unit
|