{"coeffs": [-2.4110026574214134e-06, 5.6347389790651106e-05, 0.3793731308624839, 0.1600944915544123], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.258436572482821e-07, 2.5255260846491283e-06, 0.013136025101256872, 0.010375998879665723], "covariance": [[5.268490147675616e-13, -1.3618033265576078e-12, -5.147330683083957e-09, -6.704366808243035e-09], [-1.3618033265576078e-12, 6.378282004243156e-12, 3.168238133767443e-08, 2.44530730199883e-08], [-5.147330683083951e-09, 3.1682381337674414e-08, 0.00017255515546085062, 0.00011222112895249737], [-6.704366808243032e-09, 2.4453073019988304e-08, 0.00011222112895249744, 0.00010766135275082433]]}