∀ {G : Type u_1} [inst : TopologicalSpace G] [inst_1 : Group G] [inst_2 : IsTopologicalGroup G]
  [inst_3 : LocallyCompactSpace G] (g : G),
  (MeasureTheory.Measure.map (fun x => x * g) MeasureTheory.Measure.haar).IsMulLeftInvariant