{"coeffs": [-1.5166716062850382e-05, 0.013598522928698037, 3.8574471803233905, 0.5736014598834295], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-07, "errors": [5.793983802759624e-05, 12.967362801420444, 561.009357155483, 2.385723583649174], "covariance": [[3.3570248306640873e-09, -0.0007351090519196011, -0.03181762810797083, -0.00013740303553366021], [-0.0007351090519279427, 168.15249802366267, 7274.794127123676, 30.77720849230702], [-0.031817628108328694, 7274.794127122797, 314731.49881600833, 1331.8161601173406], [-0.00013740303553443471, 30.777208492135504, 1331.8161601100808, 5.691677017579858]]}