{"coeffs": [-2.990490171434384e-06, 7.086551502022839e-05, 0.3765409324289222, 0.15210368856493137], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.970122908489105e-07, 2.0637718186769632e-06, 0.008319398025020554, 0.006590837964876458], "covariance": [[3.5642367542466406e-13, -8.8747144348217e-13, -2.4927539204336203e-09, -3.4480841308274407e-09], [-8.874714434821707e-13, 4.25915411956522e-12, 1.630521267228504e-08, 1.2608382075352364e-08], [-2.4927539204336244e-09, 1.6305212672285042e-08, 6.921238349871588e-05, 4.43301014736527e-05], [-3.4480841308274424e-09, 1.260838207535236e-08, 4.4330101473652666e-05, 4.343914507925685e-05]]}