{"coeffs": [-8.021893051749263e-08, 0.32711869053667325, 1.3807753184271052, 0.07549915860640495], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [3.7465114010648986e-08, 568.1562674915614, 131.5218128763675, 0.0036212595713429373], "covariance": [[1.403634767830927e-15, -9.473687688920734e-06, -2.193235596683194e-06, -7.640167333774332e-11], [-9.473687683642194e-06, 322801.54428994266, 74724.94204416354, 1.965934064603298], [-2.19323559551643e-06, 74724.94204416673, 17297.987262286228, 0.45510327249221644], [-7.640167331726142e-11, 1.9659340649171562, 0.45510327256493516, 1.3113520883042834e-05]]}