{"coeffs": [-7.188748800350859e-06, 0.0001349527427408798, 0.4442740131873176, 0.19907234823856212], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.406225887050885e-06, 7.326515343845739e-06, 0.018727912755134902, 0.01148517653859919], "covariance": [[1.9774712454120484e-12, -8.477398901418184e-12, -1.9534355583721776e-08, -1.5043762248047305e-08], [-8.477398901418177e-12, 5.367782708360705e-11, 1.3568999271450142e-07, 8.052628291762162e-08], [-1.9534355583721743e-08, 1.3568999271450137e-07, 0.0003507347161639446, 0.0001977027028485345], [-1.5043762248047298e-08, 8.052628291762166e-08, 0.00019770270284853467, 0.00013190928012278924]]}