{"coeffs": [-2.28070219514377e-06, 7.290726328722188e-05, 0.4208384583904241, 0.15906157729599216], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.058916109960278e-07, 1.5385918181703537e-06, 0.006387559379810286, 0.004077998218125959], "covariance": [[9.356967767774519e-14, -3.4789332494525103e-13, -1.2010655189040731e-09, -1.1008533583427166e-09], [-3.4789332494525093e-13, 2.367264782940755e-12, 9.623001769774943e-09, 5.880640226450972e-09], [-1.201065518904071e-09, 9.62300176977494e-09, 4.080091483060237e-05, 2.291276689106823e-05], [-1.1008533583427162e-09, 5.880640226450973e-09, 2.2912766891068248e-05, 1.6630069467038497e-05]]}