{"coeffs": [-2.386674310703871e-06, 2.1608093923623897e-05, 0.2985196222138755, 0.21055231714313669], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.6711077583168997e-07, 4.3929157021425475e-07, 0.005346291965281026, 0.00755067979270824], "covariance": [[7.134816656540733e-14, -9.86644050674428e-14, -5.201919119540964e-10, -1.911826648909191e-09], [-9.866440506744279e-14, 1.929770836613055e-13, 1.8865814413442654e-09, 3.1661765737518594e-09], [-5.201919119540964e-10, 1.8865814413442654e-09, 2.8582837778028454e-05, 2.483481894076789e-05], [-1.911826648909191e-09, 3.16617657375186e-09, 2.483481894076789e-05, 5.701276533201254e-05]]}