{"coeffs": [-8.507255325074625e-08, 0.6192977109055477, 1.5364942964649257, 0.0916842444635986], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.2990198672224794e-07, 1460.9019064580111, 217.04705233046843, 0.00649558539682265], "covariance": [[1.6874526154387082e-14, -9.791106035993427e-05, -1.4547928694268761e-05, -5.415280395589372e-10], [-9.79110604030305e-05, 2134234.3802926517, 317084.4512746055, 9.062783550924195], [-1.454792870093981e-05, 317084.4512745927, 47109.422925345105, 1.346500371271207], [-5.415280396844505e-10, 9.062783549652552, 1.3465003710823733, 4.2192629647415667e-05]]}