{"coeffs": [-3.354615435806661e-08, 6.733245500887385e-05, 0.7478149481416142, 0.08798566683396353], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.875172175033901e-08, 4.594441557577459e-05, 0.07934747448493308, 0.005769893287418379], "covariance": [[1.5016959386156973e-15, -8.415583844853418e-13, -1.5065829576026361e-09, -1.340945137077161e-10], [-8.41558384485373e-13, 2.1108893225994786e-09, 3.641532769091711e-06, 2.518263397889568e-07], [-1.5065829576026713e-09, 3.6415327690917044e-06, 0.0062960217071371056, 0.0004409484328361248], [-1.3409451370771768e-10, 2.5182633978895376e-07, 0.0004409484328361204, 3.329166854819567e-05]]}