{"coeffs": [-3.9009759206574107e-07, 3.001376451520068e-05, 0.5597308945445778, 0.18212728457873326], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.4353513734639575e-08, 8.375025578646892e-07, 0.009370581007783351, 0.0033539245234601826], "covariance": [[2.954304455301653e-15, -3.600041325452366e-14, -3.955324120361744e-10, -1.650770288733013e-10], [-3.600041325452373e-14, 7.014105344298971e-13, 7.832967382152807e-09, 2.6875716337184706e-09], [-3.955324120361746e-10, 7.832967382152807e-09, 8.780778842343005e-05, 3.005456263221537e-05], [-1.6507702887330144e-10, 2.6875716337184698e-09, 3.0054562632215364e-05, 1.1248809709067614e-05]]}