(************************************************************************)
(*         *      The Rocq Prover / The Rocq Development Team           *)
(*  v      *   INRIA, CNRS and contributors - Copyright 1999-2019       *)
(* <O___,, *       (see CREDITS file for the list of authors)           *)
(*   \VV/  **************************************************************)
(*    //   *    This file is distributed under the terms of the         *)
(*         *     GNU Lesser General Public License Version 2.1          *)
(*         *     (see LICENSE file for the text of the license)         *)
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Local Open Scope ConstructiveReals.
(** Definition and properties of powers.  WARNING: this file is experimental and likely to change in future releases. *)
Fixpoint CRpow {R : ConstructiveReals} (r:CRcarrier R) (n:nat) : CRcarrier R :=
match n with
| O => 1
| S n => r * (CRpow r n)
end.

Lemma GeoCvZero : forall {R : ConstructiveReals},
CR_cv R (fun n:nat => CRpow (CR_of_Q R (1#2)) n) 0.