{"coeffs": [-1.9283177489451505e-06, 4.872867702268319e-05, 0.44787458778596567, 0.13666914489673465], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.3715391670232648e-06, 9.563229387624482e-06, 0.05357248760533313, 0.02934279424307528], "covariance": [[1.881119686678871e-12, -8.751749339503038e-12, -4.162253833619065e-08, -3.3248544147094195e-08], [-8.751749339503037e-12, 9.145535632032451e-11, 5.04132149642654e-07, 2.6004751733421506e-07], [-4.1622538336190685e-08, 5.041321496426541e-07, 0.002870011428223572, 0.0013960526358371998], [-3.324854414709421e-08, 2.6004751733421516e-07, 0.0013960526358371996, 0.0008609995739914519]]}