{"coeffs": [-9.366862152128248e-07, 5.5916897246049896e-05, 0.43118945020648325, 0.12374387109858632], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.7693621169161374e-07, 1.6806321156645746e-06, 0.007906075035374344, 0.004695492490676623], "covariance": [[7.669366534610229e-14, -2.866803940157049e-13, -1.0511462317122723e-09, -1.0247490130195187e-09], [-2.866803940157049e-13, 2.824524308203184e-12, 1.2943441668847591e-08, 7.208415248181615e-09], [-1.0511462317122742e-09, 1.2943441668847596e-08, 6.250602246496945e-05, 3.180561058755249e-05], [-1.024749013019519e-09, 7.208415248181615e-09, 3.1805610587552474e-05, 2.2047649730000563e-05]]}