∀ {𝕜 : Type u} [inst : NontriviallyNormedField 𝕜] {R : Type u_1} [inst_1 : CommSemiring R] [inst_2 : Algebra R 𝕜]
  (q : Polynomial R) (x : 𝕜),
  HasStrictDerivAt (fun x => (Polynomial.aeval x) q) ((Polynomial.aeval x) (Polynomial.derivative q)) x