{"coeffs": [-1.2443757770924158e-06, 0.25035067288551793, 1.9342349414061466, 0.15977315313565307], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [3.041209350505142e-07, 56.66865038065455, 36.36482650391789, 0.0069956968095566995], "covariance": [[9.248954313599907e-14, -1.308094973798958e-05, -8.396489283994421e-06, -1.8472914885579702e-09], [-1.308094973797719e-05, 3211.3359359648584, 2060.74546187559, 0.38256911158156764], [-8.396489283968698e-06, 2060.745461875602, 1322.4006066600489, 0.2455259597873538], [-1.8472914885557962e-09, 0.3825691115828813, 0.24552595978820307, 4.893977385124179e-05]]}