{"coeffs": [-5.175096257522616e-07, 4.4896366534874e-05, 0.41819157952350666, 0.10973837575822619], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.5323585954434925e-07, 8.150386077081329e-07, 0.004495193093582088, 0.002879132832734989], "covariance": [[2.348122865029553e-14, -6.874758283453588e-14, -2.5692978296131203e-10, -3.2453990194130317e-10], [-6.874758283453594e-14, 6.642879320548118e-13, 3.511328932239765e-09, 2.100740980827487e-09], [-2.5692978296131235e-10, 3.5113289322397653e-09, 2.0206760948588106e-05, 1.054295288928157e-05], [-3.2453990194130337e-10, 2.1007409808274864e-09, 1.0542952889281568e-05, 8.289405868532601e-06]]}