{"coeffs": [3.4900379787918094e-08, 0.4548022357578653, 1.5866880498662823, 0.09725640206572363], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.4059937737409622e-07, 1347.2193842142638, 289.2502927037233, 0.009190342249579419], "covariance": [[1.976818491798352e-14, -0.00010232134515170638, -2.1970462635255532e-05, -8.62353149662479e-10], [-0.00010232134520578685, 1815000.06920266, 389683.59949550324, 11.827813250606715], [-2.1970462645697216e-05, 389683.5994954833, 83665.73182918961, 2.539525478907818], [-8.623531498888592e-10, 11.82781324861208, 2.539525478482058, 8.446239066440448e-05]]}