{"coeffs": [-8.108505863571467e-07, 4.94091513752467e-05, 0.43551166200775765, 0.12386560138840833], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.6746654296672506e-07, 1.6948954850454712e-06, 0.00901689971467379, 0.005242971950134878], "covariance": [[7.1538351606571e-14, -2.7944899580458185e-13, -1.1763896789918965e-09, -1.104262068122474e-09], [-2.794489958045821e-13, 2.872670705227523e-12, 1.4917466644240654e-08, 8.12712834670179e-09], [-1.1763896789918978e-09, 1.4917466644240657e-08, 8.13044804644843e-05, 4.076344244682096e-05], [-1.1042620681224741e-09, 8.12712834670179e-09, 4.076344244682094e-05, 2.748875486990112e-05]]}