{"coeffs": [-1.9575878999086672e-06, 0.0332366064635643, 1.6669739481660684, 0.1690695919137143], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [2.8831350079079203e-07, 0.8574098292518958, 4.425496733718459, 0.006557465763046768], "covariance": [[8.312467473824204e-14, -1.929990060726642e-07, -9.976288671308225e-07, -1.6731456429047593e-09], [-1.9299900607305939e-07, 0.7351516152977652, 3.79445398641418, 0.005435390773899723], [-9.97628867132831e-07, 3.79445398641415, 19.585021340152753, 0.02807189526213919], [-1.6731456429068113e-09, 0.005435390773894835, 0.028071895262114552, 4.300035723353053e-05]]}