∀ {R : Type u_1} [inst : Ring R] {M : Type u_2} [inst_1 : TopologicalSpace M] [inst_2 : AddCommGroup M]
  [inst_3 : Module R M] [inst_4 : IsTopologicalAddGroup M] (a : M →L[R] M), SubNegMonoid.zsmul 0 a = 0