{"coeffs": [-5.882218947750198e-07, 4.3436352120155105e-05, 0.4195650452301771, 0.11629029590726261], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.629068672011302e-07, 8.82572325887948e-07, 0.0051893563656377805, 0.003277434241784611], "covariance": [[2.6538647381286677e-14, -8.372101385323623e-14, -3.522028170532166e-10, -4.0726392106995366e-10], [-8.372101385323619e-14, 7.789339104232623e-13, 4.414973450876445e-09, 2.6122814870029714e-09], [-3.5220281705321666e-10, 4.414973450876444e-09, 2.692941948958535e-05, 1.410123484995966e-05], [-4.0726392106995356e-10, 2.612281487002972e-09, 1.4101234849959666e-05, 1.0741575209222268e-05]]}