∀ {α : Type u_1} {β : Type u_2} (as₁ as₂ : Array α) (bs₁ bs₂ : Array β),
  as₁.size = bs₁.size →
    as₁.size + as₂.size = min as₁.size bs₁.size + min as₂.size bs₂.size →
      bs₁.size + bs₂.size = min as₁.size bs₁.size + min as₂.size bs₂.size → ¬as₂.size = min as₂.size bs₂.size → False