{"coeffs": [-2.604081594838548e-06, 6.36516825276763e-05, 0.35778804248502477, 0.15470311795210284], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.7199153920858595e-07, 1.085219838240087e-06, 0.004844311150769144, 0.004249953211855556], "covariance": [[1.3837770524277293e-13, -2.9401918189799087e-13, -8.275559433575688e-10, -1.398046779159553e-09], [-2.940191818979905e-13, 1.1777020973098407e-12, 4.887385682704247e-09, 4.272285597901708e-09], [-8.275559433575658e-10, 4.887385682704243e-09, 2.346735052546627e-05, 1.5861383101982425e-05], [-1.3980467791595521e-09, 4.27228559790171e-09, 1.5861383101982456e-05, 1.8062102302961357e-05]]}