{"coeffs": [5.361306931126838e-08, 7.247352628797084e-05, 0.5062977977511222, 0.10655588159707922], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.566931932651156e-08, 9.354716284651547e-07, 0.002925933961345381, 0.0012068930637621255], "covariance": [[4.312459500807344e-15, -3.307373943921601e-14, -9.32326748534591e-11, -5.5497378214483236e-11], [-3.307373943921595e-14, 8.751071676632484e-13, 2.712549078534989e-09, 1.0376852229355132e-09], [-9.323267485345895e-11, 2.712549078534989e-09, 8.561089546154273e-06, 3.218021576394258e-06], [-5.549737821448319e-11, 1.0376852229355136e-09, 3.21802157639426e-06, 1.45659086735713e-06]]}