{"coeffs": [-2.250130706250132e-06, 7.000106293893675e-05, 0.469426342599635, 0.1610969917386992], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.094457805862859e-07, 4.728864017868025e-06, 0.020747904580764528, 0.010519932180914956], "covariance": [[3.714241594744274e-13, -2.143310278364901e-12, -8.55841630221389e-09, -5.642268225695163e-09], [-2.1433102783649003e-12, 2.2362154899486923e-11, 9.728091587385868e-08, 4.692096664118963e-08], [-8.558416302213888e-09, 9.728091587385868e-08, 0.0004304755444925097, 0.0002005667181675268], [-5.6422682256951635e-09, 4.692096664118965e-08, 0.0002005667181675268, 0.00011066897309105009]]}