{"coeffs": [-2.834197091128275e-06, 6.758695497694958e-05, 0.49405731622693516, 0.18505739082919875], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.905016059347677e-07, 5.845730279204663e-06, 0.029114446592988046, 0.01383285092811392], "covariance": [[4.767924677984931e-13, -3.2194311487319087e-12, -1.5136684410454855e-08, -8.727747214713294e-09], [-3.2194311487319067e-12, 3.417256249721022e-11, 1.6938344185592747e-07, 7.718830217036293e-08], [-1.5136684410454855e-08, 1.693834418559275e-07, 0.0008476510004159533, 0.0003781330808535046], [-8.72774721471329e-09, 7.718830217036294e-08, 0.0003781330808535046, 0.0001913477647994221]]}