∀ {R₀ : Type u_1} {R : Type u_2} [inst : CommRing R₀] [inst_1 : CommRing R] [inst_2 : Algebra R₀ R] {n : ℕ}
  {e : ChevalleyThm.PolynomialC.InductionObj✝ R n}, 1 ∈ ChevalleyThm.PolynomialC.InductionObj.coeffSubmodule✝ R₀ e