{"coeffs": [-3.87553457240367e-07, 0.20406879713384996, 1.9127708240204007, 0.15972111698525177], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [7.012579984787435e-07, 100.09517301384253, 78.93565495971279, 0.017347452807345416], "covariance": [[4.917627804304134e-13, -5.326380997788464e-05, -4.201718876348149e-05, -1.0560967704044624e-08], [-5.3263809980924815e-05, 10019.043660671068, 7901.077180369556, 1.6756196589364916], [-4.2017188765988044e-05, 7901.0771803692205, 6230.837623918831, 1.3215709198196604], [-1.0560967704330409e-08, 1.675619658895211, 1.3215709197870682, 0.00030093411890307634]]}