theorem keff_at_critical (J : ℕ) (ρ Tstar : ℝ) (hTs : 0 < Tstar) : effectiveCurvatureKeff J ρ Tstar Tstar = 0 := effectiveCurvatureKeff_above_critical J ρ Tstar Tstar hTs (le_refl _)
thesis/CESProofs/CurvatureRoles/PhaseTransition.lean:46
Phase Transition at T* (Gap #8)