{"coeffs": [-1.8687415974623375e-06, 0.18699359354219494, 2.6179177011619075, 0.23846741829360057], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [8.838682208765022e-07, 128.765283330516, 166.09792541478873, 0.03213351964174699], "covariance": [[7.812230318753934e-13, -0.00010043001120221724, -0.0001295680439931545, -2.704362798430338e-08], [-0.000100430011192183, 16580.498191188064, 21387.645233870575, 4.045610878691926], [-0.00012956804398006982, 21387.645233872045, 27588.52082709672, 5.218919521642606], [-2.7043627982928787e-08, 4.045610878871235, 5.218919521872407, 0.0010325630845665395]]}