{"coeffs": [-3.029320120483783e-06, 7.293151141324113e-05, 0.38029290501759927, 0.1598913459116317], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.132356112522837e-07, 2.1516309371005015e-06, 0.008657760444071249, 0.006804757172387438], "covariance": [[3.76057914907962e-13, -9.795587115569935e-13, -2.874389375456295e-09, -3.712835564006427e-09], [-9.79558711556993e-13, 4.629515689487981e-12, 1.7803311923742535e-08, 1.3662490078103094e-08], [-2.8743893754562946e-09, 1.7803311923742535e-08, 7.495681590692478e-05, 4.859244404395701e-05], [-3.712835564006427e-09, 1.3662490078103094e-08, 4.859244404395701e-05, 4.630472017515828e-05]]}