{"coeffs": [-8.375869420246334e-07, 0.26056920561873964, 1.9356497976366231, 0.1569380758334774], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [5.530467537358243e-07, 142.81913524304466, 86.93770992181419, 0.014294136943786295], "covariance": [[3.0586071181773354e-13, -5.937999986437167e-05, -3.6155025645155855e-05, -6.819056747630549e-09], [-5.937999985488084e-05, 20397.305391571077, 12416.367727507024, 1.9689364887263867], [-3.615502563946291e-05, 12416.367727508114, 7558.165406449511, 1.198662046918041], [-6.8190567471134114e-09, 1.9689364888559122, 1.1986620469967129, 0.00020432235096771618]]}