{"coeffs": [-9.751757584417146e-06, 0.00010370977354558869, 0.388016405642796, 0.21058698474157497], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.0854422775091603e-06, 4.492990834752929e-06, 0.012213318138844258, 0.013990694415374785], "covariance": [[4.349069492822594e-12, -8.014139223722485e-12, -1.4829033235634293e-08, -2.778239061849703e-08], [-8.014139223722483e-12, 2.018696664117382e-11, 5.022477388388727e-08, 6.038294358445842e-08], [-1.4829033235634296e-08, 5.022477388388727e-08, 0.00014916513996062215, 0.00013407576505613774], [-2.7782390618497028e-08, 6.038294358445842e-08, 0.00013407576505613774, 0.00019573953022439917]]}