{G : Type u_7} →
  [inst : UniformSpace G] →
    [inst_1 : AddGroup G] →
      {motive : IsLeftUniformAddGroup G → Sort u} →
        (t : IsLeftUniformAddGroup G) →
          ([toIsTopologicalAddGroup : IsTopologicalAddGroup G] →
              (uniformity_eq : uniformity G = Filter.comap (fun x => -x.1 + x.2) (nhds 0)) → motive ⋯) →
            motive t