{"coeffs": [-5.231589140890359e-08, 0.47939343156914255, 1.6497450665971878, 0.10255664515359098], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [8.949615713819602e-08, 1006.335970087127, 215.9604676384513, 0.006220608832867391], "covariance": [[8.009562142504673e-15, -5.06866955686102e-05, -1.0878238282730036e-05, -3.8454188806093235e-10], [-5.068669552765615e-05, 1012712.0846911988, 217328.78590099484, 5.982263710891949], [-1.0878238273795608e-05, 217328.7859010114, 46638.92358261857, 1.2838322854170976], [-3.845418878913238e-10, 5.982263712528227, 1.2838322857678732, 3.869597425154781e-05]]}