{"coeffs": [-8.227344694438853e-07, 5.34476505339213e-05, 0.5444942766745782, 0.16710636515082297], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.4185999723052996e-07, 2.1438530771077602e-06, 0.012565584005173913, 0.004611942771257255], "covariance": [[2.0124258814245967e-14, -2.304019254714103e-13, -1.315723979044971e-09, -5.779280706526443e-10], [-2.304019254714103e-13, 4.596106016224413e-12, 2.6869853343786574e-08, 9.40508521481844e-09], [-1.3157239790449724e-09, 2.6869853343786574e-08, 0.00015789390139108248, 5.5044732438089126e-05], [-5.779280706526444e-10, 9.405085214818439e-09, 5.5044732438089126e-05, 2.127001612535205e-05]]}