{"coeffs": [-2.458321319285546e-06, 6.00061995634573e-05, 0.3795762234515544, 0.1596131051103662], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.7486775084347743e-07, 1.308293847842463e-06, 0.00639303579003261, 0.00504036821798149], "covariance": [[1.405258306224475e-13, -3.6369957264582354e-13, -1.2907622212187052e-09, -1.6804168597348615e-09], [-3.63699572645824e-13, 1.711632792302438e-12, 7.987845811720996e-09, 6.1514591624405804e-09], [-1.2907622212187081e-09, 7.987845811721001e-09, 4.0870906612637875e-05, 2.6525893450317647e-05], [-1.6804168597348627e-09, 6.151459162440578e-09, 2.6525893450317623e-05, 2.54053117728379e-05]]}