{"coeffs": [-9.958086932130155e-08, 6.38001402674063e-05, 0.7647382724144931, 0.1187290053395791], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.1817405028404294e-08, 3.6080369413413034e-05, 0.08882094662638129, 0.006693662880897993], "covariance": [[1.7486953633096125e-15, -9.465333273794457e-13, -2.401728171642284e-09, -2.11998925847657e-10], [-9.465333273794084e-13, 1.3017930570083507e-09, 3.2013618219394233e-06, 2.305042038990621e-07], [-2.4017281716421893e-09, 3.2013618219394284e-06, 0.007889160559606473, 0.000574704795581615], [-2.119989258476539e-10, 2.305042038990649e-07, 0.0005747047955816209, 4.4805122763111616e-05]]}