{"coeffs": [-8.722057154816984e-07, 0.27705105208003666, 1.8596151507615075, 0.14988410000423655], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.8623063315401786e-07, 85.03032909751164, 46.27828335565716, 0.008366621350358337], "covariance": [[1.491741019865535e-13, -2.4067765277672936e-05, -1.3102715788543911e-05, -2.7380288397976564e-09], [-2.4067765274238465e-05, 7230.156866431135, 3935.057344034517, 0.6851878643480714], [-1.3102715786685021e-05, 3935.0573440348326, 2141.679510346494, 0.3729596522384362], [-2.738028839604783e-09, 0.6851878643861471, 0.3729596522591342, 7.000035282027197e-05]]}