{"coeffs": [-4.545293812598624e-07, 6.621431943521983e-05, 0.4831924296832601, 0.1180771686807446], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.643060973286992e-07, 1.7429638227412406e-06, 0.006559585977179328, 0.0030202107973575252], "covariance": [[2.6996493619387978e-14, -1.6930315039209802e-13, -5.613644809676452e-10, -3.7460256808798623e-10], [-1.6930315039209817e-13, 3.0379228873847587e-12, 1.1305527904692494e-08, 4.848056226015695e-09], [-5.613644809676454e-10, 1.1305527904692495e-08, 4.302816819200768e-05, 1.788325258565977e-05], [-3.7460256808798644e-10, 4.848056226015694e-09, 1.7883252585659766e-05, 9.121673260474978e-06]]}