theorem aggregation_invariance_of_rho (k L : ℕ) (ρ₀ : ℝ) : modeAfterL k 2 L ρ₀ = ρ₀ := ces_mode_preserved k L ρ₀
thesis/CESProofs/Foundations/AggregationInvariantClass.lean:33
Aggregation-invariant class results from Paper 1, Section 5: