{"coeffs": [3.243233658020897e-07, 2.3975744124240355e-05, 0.4856063689204378, 0.06747040578223376], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [7.493114590516785e-07, 7.0333312872638725e-06, 0.04994009935224017, 0.02695682111458956], "covariance": [[5.614676626661553e-13, -1.757671925981236e-12, -8.130487015506368e-09, -9.928742949706446e-09], [-1.757671925981238e-12, 4.946774899640488e-11, 3.3868967020023646e-07, 1.655550584754162e-07], [-8.130487015506374e-09, 3.386896702002365e-07, 0.0024940135233116187, 0.0011191970625993315], [-9.928742949706446e-09, 1.6555505847541614e-07, 0.0011191970625993315, 0.0007266702046039814]]}