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(***********************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA-Rocquencourt & LRI-CNRS-Orsay *)
(* \VV/ *************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(***********************************************************************)
(*i $Id$ i*)
open Dpctypes
open Names
val subst_term : identifier -> term -> term -> term
val subst : identifier -> term -> formula -> formula
val all_lit : formula -> formula list
val subst_f_f : formula -> formula -> formula -> formula
val all_var_term : term -> identifier list
val free_var_formula : formula -> identifier list
val id_in_formula : identifier -> formula -> bool
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