∀ {α : Type u_1} {β : Type u_2} [inst : PseudoMetricSpace α] [inst_1 : PseudoMetricSpace β] [inst_2 : Zero α]
  [inst_3 : Zero β] [inst_4 : SMul α β] [IsBoundedSMul α β], UniformContinuousConstSMul α β