{"coeffs": [-7.503860778364231e-07, 5.939246365337663e-05, 0.5089574707749797, 0.13646834133417143], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.403853085088676e-07, 3.13337051900328e-06, 0.014324900573434465, 0.005847309543963866], "covariance": [[5.778509654690347e-14, -5.013526118959014e-13, -2.149400435361599e-09, -1.1458648601199862e-09], [-5.013526118959021e-13, 9.818010809358885e-12, 4.4631369812834045e-08, 1.714226181648108e-08], [-2.149400435361602e-09, 4.463136981283405e-08, 0.00020520277643878306, 7.775706870916377e-05], [-1.1458648601199858e-09, 1.714226181648107e-08, 7.775706870916372e-05, 3.419102890293092e-05]]}