∀ {α : Type u_1} {G : Type u_4} [inst : TopologicalSpace G] [inst_1 : AddCommGroup G] [IsTopologicalAddGroup G]
  (f : α → G), Filter.Tendsto (fun s => ∑' (a : { x // x ∉ s }), f ↑a) Filter.atTop (nhds 0)