theorem line_of_fixed_points (J : ℕ) (hJ : 0 < J) (ρ : ℝ) (hρ : ρ ≠ 0) : IsAggFixedPoint J (powerMean J ρ hρ) := powerMean_isFixedPoint hJ ρ hρ
thesis/CESProofs/Hierarchy/RenormalizationGroup.lean:258
Renormalization Group for CES: