{"coeffs": [-3.989435780059701e-07, 0.00015439726244390075, 0.9955773290736923, 0.167036281497144], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.263955367295955e-08, 8.823491494852815e-05, 0.11982854512248872, 0.007108684408208082], "covariance": [[5.276504757806771e-15, -4.975938257324801e-12, -6.895336805266964e-09, -4.561233300646867e-10], [-4.975938257324799e-12, 7.785400215973998e-09, 1.056634103683554e-05, 6.053002834677392e-07], [-6.895336805266978e-09, 1.0566341036835538e-05, 0.014358880226172316, 0.0008293400268865643], [-4.561233300646828e-10, 6.053002834677393e-07, 0.0008293400268865643, 5.0533394015500686e-05]]}