proposition: Lemma Rfloor0 : Rfloor 0 = 0 :> R.
proof: Proof. by rewrite -{1}(mulr0z 1) Rfloor_natz. Qed.
imports: HB(structures) mathcomp(all_ssreflect all_algebra) mathcomp(mathcomp_extra boolp classical_sets set_interval) Setoid