{"coeffs": [2.089191198810404e-09, 0.01253401652603356, 1.276495644486793, 0.0816311849900611], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [2.8616714593852284e-08, 17.933240933339135, 116.94589708162266, 0.015668281858276206], "covariance": [[8.189163541459982e-16, -2.3138588585959096e-07, -1.5094269695341148e-06, -2.5606383185861713e-10], [-2.3138588588138359e-07, 321.60113037319024, 2097.218825698948, 0.2682067184148188], [-1.509426969672533e-06, 2097.2188256988834, 13676.34284422548, 1.7492109440516876], [-2.560638318699939e-10, 0.26820671840722854, 1.7492109440021308, 0.0002454950563903873]]}