Theorem: pp_deriv_eq (PrimeNumberTheoremAnd/Wiener.lean)

State before:
n : ℕ
A a✝ b c d u x y t σ' : ℝ
ψ Ψ : ℝ → ℂ
F G : ℂ → ℂ
f : ℕ → ℂ
𝕜 : Type
inst✝ : _root_.RCLike 𝕜
a : ℝ
⊢ deriv (pp a) = pp' a
Tactic:
ext x
State after:
case h
n : ℕ
A a✝ b c d u x✝ y t σ' : ℝ
ψ Ψ : ℝ → ℂ
F G : ℂ → ℂ
f : ℕ → ℂ
𝕜 : Type
inst✝ : _root_.RCLike 𝕜
a x : ℝ
⊢ deriv (pp a) x = pp' a x

State before:
case h
n : ℕ
A a✝ b c d u x✝ y t σ' : ℝ
ψ Ψ : ℝ → ℂ
F G : ℂ → ℂ
f : ℕ → ℂ
𝕜 : Type
inst✝ : _root_.RCLike 𝕜
a x : ℝ
⊢ deriv (pp a) x = pp' a x
Tactic:
exact pp_deriv a x |>.deriv
State after:
no goals