{"coeffs": [-9.620828208644e-07, 5.190613721095263e-05, 0.4875744090701783, 0.13224659179044596], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [8.618120222262594e-07, 9.146761356680379e-06, 0.04710583704810531, 0.021237955834558207], "covariance": [[7.427199616537146e-13, -5.1246538047821385e-12, -2.3967262030568032e-08, -1.474221212793544e-08], [-5.124653804782142e-12, 8.366324331606148e-11, 4.2723262730571785e-07, 1.8073537445929633e-07], [-2.396726203056805e-08, 4.272326273057177e-07, 0.002218959884002651, 0.0009152679693553879], [-1.4742212127935448e-08, 1.8073537445929627e-07, 0.0009152679693553879, 0.00045105076803064493]]}