{"coeffs": [-4.910984412590144e-06, 5.859821221053287e-05, 0.4960930372596713, 0.22004511624566223], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.0680973438366565e-06, 2.153194922173257e-05, 0.13527983675246516, 0.06932525157784676], "covariance": [[9.413221311257547e-12, -5.6269472172258e-11, -3.361185445388364e-07, -2.009400420830761e-07], [-5.626947217225773e-11, 4.636248372872698e-10, 2.9005593816189013e-06, 1.4404527234074037e-06], [-3.3611854453883464e-07, 2.9005593816189005e-06, 0.01830063423177362, 0.008887238229193099], [-2.009400420830756e-07, 1.4404527234074071e-06, 0.008887238229193122, 0.004805990506331745]]}