{"coeffs": [-5.916436095904849e-07, 0.2511985471350409, 2.0720281663301146, 0.17907902672666112], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [7.66489810721722e-07, 97.28450151623369, 69.8204139477823, 0.015685424010232926], "covariance": [[5.875066299402213e-13, -5.976708419290218e-05, -4.2906171129199873e-05, -1.082296263921062e-08], [-5.976708419161077e-05, 9464.274235262075, 6792.443475654729, 1.478024036491641], [-4.2906171128344025e-05, 6792.443475654828, 4874.890203839673, 1.0608902104299944], [-1.0822962639080045e-08, 1.4780240365040234, 1.060890210438701, 0.0002460325263807916]]}