theorem escortPartitionZn_one (x : Fin J → ℝ) (ρ : ℝ) : escortPartitionZn x ρ 1 = escortPartitionZ' x ρ := by simp [escortPartitionZn, escortPartitionZ']
thesis/CESProofs/Foundations/CumulantTower.lean:79
The Cumulant Tower: Higher-Order Bridges Between CES and Escort Statistics