Theorem: W21.hf' (PrimeNumberTheoremAnd/Sobolev.lean)

State before:
E : Type u_1
inst✝¹ : NormedAddCommGroup E
inst✝ : NormedSpace ℝ E
n : ℕ
f✝ f : W21
⊢ Integrable (deriv f.toFun) volume
Tactic:
simpa [iteratedDeriv_succ] using f.integrable one_le_two
State after:
no goals