{"coeffs": [2.2272778173247924e-07, -0.08927399235202542, 1.855899735891469, 0.048085538394255556], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.433495830124689e-07, 24078.71786893485, 12957.39029016185, 0.13356718140915008], "covariance": [[2.0549102949848713e-14, -0.0008702334342855857, 0.00046831596239556045, 6.4941075338772304e-09], [-0.0008702334369335996, 579784654.2117625, -311997344.9107853, -3053.815132676533], [0.0004683159637838009, -311997344.9107575, 167893963.13158056, 1643.3577009336464], [6.494107544164937e-09, -3053.8151301890334, 1643.357699596968, 0.017840191949584805]]}