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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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(** * Support results involving frexp and ldexp *)

(* Specifications: *)
Lemma shift_value : shift = (2*emax + prec)%Z.
Theorem Z_ldexp_spec : forall f e, Prim2SF (Z.ldexp f e) = SFldexp prec emax (Prim2SF f) e.