{"coeffs": [-1.2486606386012788e-07, 3.489347086110662e-05, 0.6154665792275893, 0.10780831682339148], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.8602867689490383e-08, 1.7944086625821022e-06, 0.009893010040252932, 0.002215774418521132], "covariance": [[8.18124040062493e-16, -2.8236054402424572e-14, -1.5754540204861447e-10, -4.396237267971624e-11], [-2.8236054402424515e-14, 3.2199024483496885e-12, 1.770824779115632e-08, 3.735390427205324e-09], [-1.575454020486141e-10, 1.7708247791156323e-08, 9.787164765654531e-05, 2.0914631132696682e-05], [-4.396237267971609e-11, 3.735390427205328e-09, 2.0914631132696703e-05, 4.90965627377266e-06]]}