{"coeffs": [-5.493493355559771e-06, 0.00011557473821415304, 0.6410319783603557, 0.2457947820772631], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.722858914986607e-06, 8.122492649943351e-05, 0.29128177639072056, 0.09433514122104392], "covariance": [[2.230539633086847e-11, -3.369651936065664e-10, -1.2055264432498754e-06, -4.2554007734363174e-07], [-3.3696519360656667e-10, 6.5974886848383755e-09, 2.3644516569815822e-05, 7.45516991147589e-06], [-1.2055264432498756e-06, 2.3644516569815822e-05, 0.08484507325733374, 0.026776544199271883], [-4.255400773436316e-07, 7.4551699114758885e-06, 0.02677654419927188, 0.0088991188691943]]}