{"coeffs": [8.395471105435551e-07, 0.15072547654888682, 1.6152141530021968, 0.13058413104200334], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.325248122083869e-06, 92.36146026329348, 80.9724959855016, 0.027224371480836566], "covariance": [[1.7562825850868215e-12, -8.22977847400935e-05, -7.218986997423329e-05, -2.8696465423403855e-08], [-8.229778474251948e-05, 8530.63934196794, 7478.736003847706, 2.4128787803546152], [-7.21898699762801e-05, 7478.736003847496, 6556.545106122073, 2.1157986138176508], [-2.8696465423871414e-08, 2.412878780327038, 2.115798613793519, 0.0007411664025265873]]}