theorem phillips_flat_discretion {phi_prev sigma_n c_n : ℝ} (hsigma : sigma_n ≠ 0) : c_n * (phi_prev / sigma_n) * sigma_n = c_n * phi_prev := damping_cancellation_algebraic hsigma
thesis/CESProofs/Applications/TimeInconsistency.lean:178
Time Inconsistency Resolution via Upstream Reform (Gap 11)