{"coeffs": [-2.0143045889094614e-06, 6.5972364341055e-05, 0.38292357068443666, 0.1523667097392066], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.954712019344125e-07, 1.0799655210713888e-06, 0.004752184300410261, 0.0036445109237443958], "covariance": [[8.730323117256636e-14, -2.3004885616740226e-13, -7.281443064368089e-10, -9.43011662436824e-10], [-2.3004885616740226e-13, 1.1663255267029962e-12, 4.903371030585102e-09, 3.652810087868679e-09], [-7.281443064368087e-10, 4.903371030585102e-09, 2.2583255625065766e-05, 1.4214648109174728e-05], [-9.43011662436824e-10, 3.652810087868679e-09, 1.4214648109174728e-05, 1.3282459873292229e-05]]}