theorem intensification_rate {sigma0_sq T Tstar : ℝ}
(_hTs : 0 < Tstar) (_hTlt : T < Tstar) :
varianceAtFriction sigma0_sq T Tstar =
sigma0_sq * (1 / (1 - T / Tstar)) := by
simp only [varianceAtFriction, div_eq_mul_inv, one_mul]Results 8-16: Variance-Response Identity and Early Warning