{"coeffs": [-1.0255437735740472e-07, 1.3629065513710312, 1.9761238750878714, 0.1382771921398198], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [7.082845676867378e-07, 3712.3445699960635, 378.08031241838296, 0.014411066754497171], "covariance": [[5.01667028823189e-13, -0.0018352495245811645, -0.00018692372311817908, -8.348901332017489e-09], [-0.0018352495225196753, 13781502.206379257, 1403564.387265529, 51.410122507161866], [-0.0001869237229112802, 1403564.3872657446, 142944.72263838208, 5.235972897250293], [-8.348901327295108e-09, 51.4101225290927, 5.235972899481564, 0.00020767884500257362]]}