{"coeffs": [-5.902920516468362e-07, 0.9692023212666991, 2.0670989496798207, 0.14911420648099577], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [5.943400804819747e-07, 2324.2830336963507, 358.9284529383732, 0.015443643722113081], "covariance": [[3.5324013126732005e-13, -0.0010094467259944093, -0.00015589662853547317, -7.76088742550583e-09], [-0.001009446725630579, 5402291.620728712, 834251.3081748587, 34.56789079799219], [-0.00015589662847995036, 834251.3081749046, 128829.63432873397, 5.338330267061667], [-7.76088742410381e-09, 34.567890802719475, 5.338330267791228, 0.0002385061314155628]]}