{"coeffs": [-3.4636966864304363e-06, 8.951876833309556e-05, 0.4291714826508478, 0.16199941455444966], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.138805403243025e-07, 1.766485099512744e-06, 0.005688194610552825, 0.004529972736690032], "covariance": [[2.640732097239971e-13, -6.987854319403853e-13, -1.6977545769560374e-09, -2.1093039096339325e-09], [-6.98785431940386e-13, 3.120469606800549e-12, 9.639468437107742e-09, 7.52410639393232e-09], [-1.6977545769560396e-09, 9.639468437107746e-09, 3.235555792752221e-05, 2.1581293273922883e-05], [-2.1093039096339333e-09, 7.524106393932317e-09, 2.1581293273922863e-05, 2.0520652995154978e-05]]}