∀ {R : Type u_1} {M : Type u_2} [inst : CommRing R] [inst_1 : AddCommGroup M] [inst_2 : Module R M]
  (Q : QuadraticForm R M), CliffordAlgebra.reverse (CliffordAlgebra.EquivEven.e0 Q) = CliffordAlgebra.EquivEven.e0 Q