{"coeffs": [-3.327554954475664e-06, 2.5091729446662598e-06, 0.10822988711042353, 0.10205689077227262], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.245657528970493e-06, 1.8527617288589602e-06, 0.22938904424187898, 0.19509647378558773], "covariance": [[2.7516922911244816e-11, -4.936279657160296e-12, 1.0405501734006856e-06, -8.754755357736835e-07], [-4.936279657160295e-12, 3.432726023924443e-12, -5.855395667060184e-08, 2.6152162655379527e-07], [1.0405501734006856e-06, -5.855395667060188e-08, 0.05261933361820271, -0.028132714867026645], [-8.754755357736834e-07, 2.6152162655379527e-07, -0.028132714867026638, 0.03806263408357052]]}