{"coeffs": [-1.900616029251028e-06, 0.00014596549433522135, 0.53657327521078, 0.1447318252711275], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.8998989298146575e-07, 4.016878036787533e-06, 0.007796226758627388, 0.003472913996417709], "covariance": [[1.520921166276951e-13, -1.1277903021801692e-12, -2.041735333312312e-09, -1.1647441459163064e-09], [-1.1277903021801714e-12, 1.613530916242607e-11, 3.11303738224572e-08, 1.313860756394647e-08], [-2.0417353333123162e-09, 3.11303738224572e-08, 6.078115167193772e-05, 2.5140016520119057e-05], [-1.1647441459163073e-09, 1.313860756394646e-08, 2.5140016520119043e-05, 1.2061131626514022e-05]]}