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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id$ i*)
(*i*)
open Names
open Term
open Evd
open Sign
open Environ
(*i*)
(*s [existential_value sigma ev] raises [NotInstantiatedEvar] if [ev] has
no body and [Not_found] if it does not exist in [sigma] *)
exception NotInstantiatedEvar
val existential_value : evar_map -> existential -> constr
val existential_type : evar_map -> existential -> types
val existential_opt_value : evar_map -> existential -> constr option
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