exact hz_pos.ne'
case hp_one.measure_univ.hb₀
f : ℝ → ℝ
q : Measure ℝ
s : Set ℝ
hs_meas : MeasurableSet s
hq_nonzero : ↑↑q s ≠ 0
h_int : IntegrableOn f s
z : NNReal
hz : ENNReal.toNNReal (↑↑q s) = z
hq_fin : ↑↑q s < ⊤
hz' : ↑↑q s = ↑z
hz_pos : 0 < z
p : Measure ℝ
hp : (↑z)⁻¹ • q = p
⊢ ¬z = 0
no goals