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(*         *      The Rocq Prover / The Rocq Development Team           *)
(*  v      *         Copyright INRIA, CNRS and contributors             *)
(* <O___,, * (see version control and CREDITS file for authors & dates) *)
(*   \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 R_scope.
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(** Rsqr : some results                             *)
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Ltac ring_Rsqr := unfold Rsqr; ring.

Lemma Rsqr_div_depr : forall x y:R, y <> 0 -> Rsqr (x / y) = Rsqr x / Rsqr y.
#[deprecated(since="8.16",note="Use Rsqr_div'.")]
Notation Rsqr_div := Rsqr_div_depr.