{"coeffs": [-4.366573870616845e-06, 0.00010249265102097619, 0.3431788950463032, 0.1619955191439722], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.568132177169197e-07, 2.4299814642533566e-06, 0.006744258525240945, 0.006483937154221797], "covariance": [[9.154915335978056e-13, -1.740304948224865e-12, -2.8281669754148774e-09, -5.573801191586887e-09], [-1.7403049482248654e-12, 5.904809916614886e-12, 1.4928175409287858e-08, 1.4654148264470941e-08], [-2.8281669754148774e-09, 1.4928175409287858e-08, 4.548502305528516e-05, 3.240193516227546e-05], [-5.573801191586888e-09, 1.4654148264470941e-08, 3.240193516227546e-05, 4.204144101989786e-05]]}