fact: Definition bnd_of_bnd_fix_helper (xi zi : FF) (e : Z) := Fle2 (lower zi) (round roundUP (FIX_exp e) (lower xi)) && Fle2 (round roundDN (FIX_exp e) (upper xi)) (upper zi).
imports: Bool ZArith Reals Flocq.Core.Core Gappa_definitions Gappa_dyadic Gappa_pred_bnd Gappa_round_def Gappa_round_aux Gappa_round