{"coeffs": [-9.781573303824894e-08, 0.09598168314167592, 1.6564230467603331, 0.11867565661385032], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [7.32598770555391e-08, 52.061067278662456, 65.03522916910929, 0.0070864997680402395], "covariance": [[5.3670095861927045e-15, -2.3974409180806055e-06, -2.9955849482221642e-06, -3.920443415266821e-10], [-2.3974409188067626e-06, 2710.3547261934186, 3385.8033124822678, 0.3533029489337096], [-2.99558494913667e-06, 3385.8033124819285, 4229.581033078563, 0.4413862763120782], [-3.9204434159023035e-10, 0.3533029488951224, 0.4413862762638641, 5.021847896243437e-05]]}