{"coeffs": [-3.2263964517832447e-06, 8.942879754976371e-05, 0.5453256186280504, 0.1921839177320726], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.27902412733708e-07, 9.124396789181187e-06, 0.035302461758842156, 0.013764785094374753], "covariance": [[5.298419224635534e-13, -5.3798332545382545e-12, -2.030394621736111e-08, -9.204989663067078e-09], [-5.379833254538272e-12, 8.325461676641996e-11, 3.21437431979202e-07, 1.2046099381805662e-07], [-2.030394621736117e-08, 3.2143743197920206e-07, 0.0012462638062345128, 0.00046416156959920704], [-9.204989663067097e-09, 1.2046099381805646e-07, 0.0004641615695992064, 0.00018946930869432135]]}