{"coeffs": [1.1635243789902696e-07, 0.015840714006586955, 1.3511619723110437, 0.08861568486522546], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.037355855359083e-07, 412.58625945117535, 2338.8809443324712, 0.2666401262412131], "covariance": [[2.5374954013520436e-13, -9.972216706707296e-05, -0.0005654721045796506, -8.107722507866672e-08], [-9.972216704630819e-05, 170227.42148791256, 964990.0973517174, 104.98022041362235], [-0.0005654721044632343, 964990.0973517782, 5470364.071761552, 595.1703261629796], [-8.107722506936426e-08, 104.98022042059416, 595.1703262022613, 0.07109695692193004]]}