{"coeffs": [-3.5913056371938145e-06, 6.145017447839379e-05, 0.46068551570588534, 0.20022565443909482], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.84297342116389e-07, 2.688384643604771e-06, 0.014353450750313468, 0.010448205744121294], "covariance": [[4.682628524275545e-13, -1.5472254814553822e-12, -7.168683295559724e-09, -6.737818638866251e-09], [-1.5472254814553852e-12, 7.227411991969952e-12, 3.785724243166963e-08, 2.69610821122822e-08], [-7.16868329555974e-09, 3.785724243166965e-08, 0.00020602154844167426, 0.0001352359318130857], [-6.7378186388662596e-09, 2.6961082112282183e-08, 0.0001352359318130855, 0.00010916500327148923]]}