{"coeffs": [7.882754464472504e-08, 0.3119671886528465, 1.5257264856443993, 0.091633184053796], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.1891817067079852e-07, 1067.076020026696, 314.8149516307137, 0.010544049340458802], "covariance": [[1.4141531315689166e-14, -6.538897004486196e-05, -1.9293234867229438e-05, -8.041447882876729e-10], [-6.538897007372182e-05, 1138651.2325160133, 335931.4839840891, 10.744127980832138], [-1.929323487575259e-05, 335931.48398407485, 99108.45377024861, 3.169892359591646], [-8.041447884668356e-10, 10.744127979398268, 3.169892359170099, 0.00011117697649402967]]}