{"coeffs": [-2.2080931568845856e-06, 7.572990843899724e-05, 0.4259377180229112, 0.1569818013343265], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0599650023628003e-07, 1.092738548275413e-06, 0.004348853311201152, 0.0026997679232215904], "covariance": [[4.243455810959572e-14, -1.6507546605244424e-13, -5.510671166754403e-10, -4.882562634354855e-10], [-1.6507546605244424e-13, 1.1940775348870569e-12, 4.66052513450522e-09, 2.7630926190829072e-09], [-5.510671166754406e-10, 4.66052513450522e-09, 1.8912525122345223e-05, 1.0370520583769168e-05], [-4.882562634354854e-10, 2.7630926190829072e-09, 1.0370520583769166e-05, 7.288746839256219e-06]]}