{"coeffs": [-3.595938705091093e-06, 0.00024094650171135363, 1.2672926781049558, 0.31993682585415023], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.2612928570260254e-06, 0.0003986841513777638, 0.7051013434029543, 0.06462015353892785], "covariance": [[1.590859671184874e-12, -4.691746537781072e-10, -8.373232483493279e-07, -7.969207320702675e-08], [-4.691746537781068e-10, 1.5894905255980768e-07, 0.00028100711622189604, 2.538476646770559e-05], [-8.373232483493304e-07, 0.00028100711622189604, 0.49716790446865083, 0.04508839245896943], [-7.969207320702693e-08, 2.538476646770559e-05, 0.04508839245896943, 0.0041757642433946085]]}