{"coeffs": [-2.0907986468439378e-07, 4.518407188273194e-05, 0.4264721753350368, 0.11540662246078541], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.5747081527278428e-06, 9.15037855952002e-06, 0.05175978011150398, 0.03163316182822845], "covariance": [[2.479705766267535e-12, -8.331029800240461e-12, -3.4615323277610796e-08, -3.772400352082443e-08], [-8.331029800240467e-12, 8.372942778252367e-11, 4.5830135295533384e-07, 2.6173210076235294e-07], [-3.461532327761081e-08, 4.5830135295533384e-07, 0.0026790748371912426, 0.0013724594707207672], [-3.772400352082444e-08, 2.617321007623529e-07, 0.0013724594707207668, 0.0010006569272508895]]}