{"coeffs": [-1.237374057488799e-06, 5.6816586045391116e-05, 0.409359189914003, 0.13569060009972536], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0323176767269375e-07, 9.793924074376488e-07, 0.004785649482698055, 0.0031655491210502633], "covariance": [[4.130315139136777e-14, -1.3224855532864885e-13, -4.876387105390778e-10, -5.347634660456891e-10], [-1.3224855532864898e-13, 9.592094877465136e-13, 4.5348459221741035e-09, 2.8495320037412506e-09], [-4.876387105390779e-10, 4.534845922174103e-09, 2.290244097124816e-05, 1.2762424818826949e-05], [-5.347634660456891e-10, 2.849532003741249e-09, 1.2762424818826946e-05, 1.0020701237782094e-05]]}