{"coeffs": [-1.0529555117007152e-06, 4.0208086740293474e-05, 0.40495537804782405, 0.1178642943706019], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3099072771792614e-06, 6.142288780219536e-06, 0.03907146344908774, 0.02643982431699028], "covariance": [[1.7158570748071864e-12, -4.743934954382821e-12, -2.0230587303834833e-08, -2.6776929972727398e-08], [-4.743934954382824e-12, 3.7727711459610796e-11, 2.291002716929457e-07, 1.4623594195483593e-07], [-2.023058730383486e-08, 2.2910027169294573e-07, 0.0015265792560533993, 0.0008337677967988475], [-2.677692997272741e-08, 1.4623594195483587e-07, 0.000833767796798847, 0.0006990643099133104]]}