∀ {ι : Type u_5} {R : Type u_7} {M : Type u_9} [inst : Semiring R] [inst_1 : TopologicalSpace R]
  [inst_2 : TopologicalSpace M] [inst_3 : AddCommMonoid M] [inst_4 : Module R M] [ContinuousSMul R M] {f : ι → R}
  {L : SummationFilter ι}, Summable f L → ∀ (a : M), Summable (fun z => f z • a) L