{"coeffs": [-3.5742341839838224e-06, 2.144157095518322e-05, 0.24779792494913486, 0.175684616744558], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.351536425206288e-06, 6.10683073602146e-06, 0.07071123407137396, 0.10877339904022733], "covariance": [[2.8638942110309692e-11, -2.5543917544836455e-11, 5.98281562608964e-08, -5.394275536309795e-07], [-2.554391754483648e-11, 3.72933816384164e-11, 2.0313117030820538e-07, 6.177939371125447e-07], [5.982815626089591e-08, 2.031311703082059e-07, 0.005000078623896637, 0.0012975323659106415], [-5.394275536309798e-07, 6.177939371125445e-07, 0.0012975323659106316, 0.011831652338764528]]}