{"coeffs": [-6.0438797752082e-07, 2.90539249668054e-05, 0.5506285587352799, 0.19088244820188718], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.96350788112002e-08, 9.227622222677454e-07, 0.011069516779180673, 0.004210226766152925], "covariance": [[4.849044201042063e-15, -5.1896273240430334e-14, -6.087563009332188e-10, -2.688337919796065e-10], [-5.1896273240430296e-14, 8.514901188445079e-13, 1.019431544832358e-08, 3.725598160066093e-09], [-6.087563009332183e-10, 1.0194315448323577e-08, 0.00012253420172456247, 4.455801680884055e-05], [-2.6883379197960623e-10, 3.725598160066093e-09, 4.455801680884056e-05, 1.772600942243052e-05]]}