proposition: Theorem FLX_format_satisfies_any : satisfies_any FLX_format.
proof: Proof. refine (satisfies_any_eq _ _ _ (generic_format_satisfies_any beta FLX_exp)). intros x. split. apply FLX_format_generic. apply generic_format_FLX. Qed.
imports: Coq(ZArith Reals Psatz) Zaux Raux Defs Round_pred Generic_fmt Float_prop FIX Ulp Round_NE