{"coeffs": [-8.144383248499426e-06, 0.0002569209606389516, 0.7548693092561461, 0.2639500570776419], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.5153407946463171e-06, 4.939547512022211e-05, 0.08268248478867625, 0.02002206066924285], "covariance": [[2.2962577239193322e-12, -6.686322274062909e-11, -1.127845620336576e-07, -2.916442633002937e-08], [-6.686322274062928e-11, 2.439912962352481e-09, 4.081981452217747e-06, 9.659967520449135e-07], [-1.1278456203365763e-07, 4.081981452217746e-06, 0.006836393290829679, 0.0016249977548064114], [-2.9164426330029407e-08, 9.659967520449122e-07, 0.0016249977548064092, 0.0004008829134428414]]}