{"coeffs": [-2.077923514364729e-06, 4.631466417412888e-05, 0.48258561126346927, 0.19554974713933523], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1202362910512719e-06, 5.363592485614069e-06, 0.03884173199648107, 0.024978469816462404], "covariance": [[1.25492934778831e-12, -5.010814995697177e-12, -3.254019042671598e-08, -2.6238909328705014e-08], [-5.010814995697179e-12, 2.8768124351735705e-11, 2.057577243405801e-07, 1.285042790625504e-07], [-3.254019042671598e-08, 2.0575772434058013e-07, 0.001508680144486461, 0.0008901014829542741], [-2.623890932870501e-08, 1.285042790625504e-07, 0.0008901014829542741, 0.0006239239543719234]]}