{"coeffs": [-6.27961782567353e-08, 3.8720029110881974e-05, 0.4899427042783797, 0.08703105130124322], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.988107167070883e-08, 4.558842613617291e-07, 0.0023375329223820763, 0.001103797314581738], "covariance": [[1.5904998776042144e-15, -7.961638737097601e-15, -3.2939413964664113e-11, -2.6540149344092086e-11], [-7.96163873709761e-15, 2.0783045975732935e-13, 1.0463003912816618e-09, 4.5255952948673723e-10], [-3.2939413964664113e-11, 1.046300391281662e-09, 5.46406016322009e-06, 2.2654001408673596e-06], [-2.6540149344092115e-11, 4.525595294867373e-10, 2.2654001408673596e-06, 1.218368511677856e-06]]}