{"coeffs": [-2.98391038166808e-08, 1.169532020527466e-05, 0.6202747413498406, 0.061753066402896725], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.5437654803487736e-08, 5.250570035633379e-06, 0.04765822762185256, 0.008729395258983136], "covariance": [[1.2558273779711572e-15, -6.569279242404597e-14, -6.089702603182142e-10, -1.445690616746306e-10], [-6.569279242404569e-14, 2.7568485699091106e-11, 2.496467083091028e-07, 4.312195506775878e-08], [-6.089702603182121e-10, 2.496467083091028e-07, 0.0022713066600563102, 0.00039822711475402895], [-1.4456906167463007e-10, 4.3121955067758834e-08, 0.0003982271147540294, 7.620234158755724e-05]]}