∀ {ι : Type u_1} {α : Type u_3} {L : SummationFilter ι} [inst : AddCommMonoid α] [inst_1 : PartialOrder α]
  [IsOrderedAddMonoid α] [inst_3 : TopologicalSpace α] [OrderClosedTopology α] {f : ι → α},
  (∀ (i : ι), f i ≤ 0) → ∑'[L] (i : ι), f i ≤ 0