{"coeffs": [-1.3600836348931878e-06, 7.911499869655097e-05, 0.3490654340459138, 0.1256946056335606], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.262785560900521e-07, 1.878974780232696e-06, 0.006182263744665107, 0.004796403324021578], "covariance": [[2.769691186002301e-13, -6.466404618879159e-13, -1.3379629777042392e-09, -2.096450683035734e-09], [-6.466404618879159e-13, 3.530546224750508e-12, 1.0913605793611487e-08, 8.19721018048976e-09], [-1.3379629777042397e-09, 1.0913605793611487e-08, 3.8220385008600633e-05, 2.309835740409578e-05], [-2.0964506830357345e-09, 8.19721018048976e-09, 2.3098357404095775e-05, 2.3005484846685242e-05]]}