proposition: Lemma seriesZ (R : ringType) (V : lmodType R) (f : V ^nat) k : series (k *: f) = k *: series f.
proof: Proof. by rewrite funeqE => n; rewrite /series /= -scaler_sumr. Qed.
imports: mathcomp(all_ssreflect ssralg ssrint ssrnum matrix) mathcomp(interval rat) mathcomp(mathcomp_extra boolp classical_sets functions) mathcomp(set_interval) reals ereal signed topology normedtype landau