∀ {Y : Type v} {Z : Type u_2} [inst : TopologicalSpace Y] [inst_1 : TopologicalSpace Z] {X : Type u_5} (seq : X → Y × Z)
  {f : Filter X} (p : Y × Z),
  Filter.Tendsto seq f (nhds p) ↔
    Filter.Tendsto (fun n => (seq n).1) f (nhds p.1) ∧ Filter.Tendsto (fun n => (seq n).2) f (nhds p.2)