{"coeffs": [-2.443767365034354e-06, 8.454242211965418e-05, 0.4932321086580779, 0.15771351817662294], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.506277103236852e-07, 2.202612356777383e-06, 0.00777057433051157, 0.004375434863299105], "covariance": [[1.2293979124683008e-13, -5.852968966998151e-13, -1.8326002089824344e-09, -1.3679722911436966e-09], [-5.852968966998145e-13, 4.851501194228417e-12, 1.6914052844707433e-08, 9.097795414569725e-09], [-1.832600208982433e-09, 1.691405284470743e-08, 6.038182542600534e-05, 3.088958741086586e-05], [-1.3679722911436964e-09, 9.09779541456973e-09, 3.088958741086588e-05, 1.914443024297326e-05]]}