{"coeffs": [-1.0552879508958785e-05, 0.00018349452297656825, 0.4274355140383227, 0.1870771281435054], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.6455521151647283e-06, 1.1435960643627263e-05, 0.018852905456132572, 0.01599527808599898], "covariance": [[1.3290050224382024e-11, -3.4221495971574795e-11, -4.439289521803239e-08, -5.446965944317954e-08], [-3.4221495971574756e-11, 1.3078119584259167e-10, 2.073707011417792e-07, 1.743529283982144e-07], [-4.439289521803234e-08, 2.0737070114177917e-07, 0.0003554320441378733, 0.0002576847791946825], [-5.446965944317952e-08, 1.7435292839821452e-07, 0.00025768477919468273, 0.0002558489210484392]]}