{"coeffs": [-1.3927815438576925e-06, 6.815532673386367e-05, 0.4311486241266031, 0.14176188868359077], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.5513246335399976e-07, 1.4910578189179219e-06, 0.006244553571715702, 0.003722047736983241], "covariance": [[6.509257385708002e-14, -2.6088710533197084e-13, -9.005674552002897e-10, -8.007576633487067e-10], [-2.6088710533197054e-13, 2.22325341935627e-12, 9.121601937351686e-09, 5.1476222476935685e-09], [-9.005674552002884e-10, 9.121601937351684e-09, 3.899444931002733e-05, 2.0363318664770313e-05], [-8.00757663348706e-10, 5.147622247693573e-09, 2.0363318664770327e-05, 1.3853639356382064e-05]]}