{"coeffs": [-2.464394999499954e-06, 4.5416632179131086e-05, 0.5459193216319681, 0.2155440806402583], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.9606679380225456e-06, 1.4062681149655936e-05, 0.11409907380064471, 0.057551510181140644], "covariance": [[3.844218763189581e-12, -2.372400572672563e-11, -1.840488184356012e-07, -1.0707219914398188e-07], [-2.3724005726725868e-11, 1.9775900111688838e-10, 1.598711481050103e-06, 7.82639190516161e-07], [-1.8404881843560327e-07, 1.5987114810501048e-06, 0.01301859864216497, 0.006247907016919694], [-1.0707219914398247e-07, 7.826391905161582e-07, 0.006247907016919662, 0.0033121763241299356]]}