{"coeffs": [-1.510177265440758e-06, 8.277306345754975e-05, 0.5475920891044258, 0.15519442644863346], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.458143793466671e-07, 3.726351917340667e-06, 0.013341332971338703, 0.0057457386831007385], "covariance": [[1.1958758496292056e-13, -9.666747729127082e-13, -3.280823472573016e-09, -1.750446570504871e-09], [-9.666747729127104e-13, 1.3885698611868463e-11, 4.949200959835992e-08, 2.0286994485541255e-08], [-3.2808234725730208e-09, 4.949200959835992e-08, 0.0001779911654521292, 7.184906106944058e-05], [-1.7504465705048733e-09, 2.0286994485541255e-08, 7.184906106944057e-05, 3.3013513014480205e-05]]}