{"coeffs": [-8.901850228486302e-07, 5.524927015536279e-05, 0.4422412174471257, 0.1420471766949619], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.532022077444709e-07, 5.541368945454618e-06, 0.02876606215054664, 0.016242293522902542], "covariance": [[7.279540073000394e-13, -3.2458679338326344e-12, -1.4279791517786225e-08, -1.1667931139291605e-08], [-3.2458679338326364e-12, 3.070676978964882e-11, 1.5676091283550436e-07, 8.365297786602064e-08], [-1.4279791517786247e-08, 1.567609128355044e-07, 0.0008274863316491119, 0.00041460242947143105], [-1.1667931139291609e-08, 8.36529778660206e-08, 0.0004146024294714308, 0.00026381209888412185]]}