{"coeffs": [-8.022983205098967e-06, 0.00012990978777004662, 0.49817151261321035, 0.21350968393676723], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7519330201360117e-06, 8.741345612607198e-06, 0.023785024628669982, 0.014812673674470957], "covariance": [[3.069269307042887e-12, -1.314419992893286e-11, -3.29062359975618e-08, -2.4637268744751774e-08], [-1.3144199928932836e-11, 7.641112311904709e-11, 2.0604677421721595e-07, 1.2497598636708552e-07], [-3.2906235997561716e-08, 2.060467742172159e-07, 0.0005657273965864377, 0.0003283980728126528], [-2.4637268744751754e-08, 1.2497598636708565e-07, 0.0003283980728126533, 0.0002194153013863649]]}