{"coeffs": [-1.5830658873345375e-06, 5.2880356242680376e-05, 0.39659517520143345, 0.15962546174913397], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.4434701239348773e-07, 9.895213656319034e-07, 0.005613768455436518, 0.004052753648982049], "covariance": [[5.970546246562326e-14, -1.79230779519783e-13, -7.892898852754731e-10, -8.782953096379993e-10], [-1.79230779519783e-13, 9.79152533042027e-13, 5.373767484307596e-09, 3.74911945499591e-09], [-7.89289885275474e-10, 5.3737674843075965e-09, 3.151439627125411e-05, 1.934959209361584e-05], [-8.782953096379993e-10, 3.749119454995909e-09, 1.9349592093615836e-05, 1.6424812139337308e-05]]}