{"coeffs": [-2.4806591038846897e-06, 3.8236227577833515e-05, 0.3259580977511378, 0.16082187281897745], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.68435818305215e-07, 8.102925509407936e-07, 0.005783471948659283, 0.006081279506398454], "covariance": [[1.357449522102334e-13, -2.2262313159787908e-13, -7.713881995891969e-10, -2.014819677955901e-09], [-2.2262313159787906e-13, 6.565740181101387e-13, 4.100105080329882e-09, 4.567562148894767e-09], [-7.713881995891968e-10, 4.100105080329882e-09, 3.344854778092881e-05, 2.392308793893954e-05], [-2.014819677955901e-09, 4.567562148894767e-09, 2.392308793893954e-05, 3.698196043494182e-05]]}