{"coeffs": [-6.4210181710109055e-06, 0.00010952783282695947, 0.28833953943600926, 0.15692636366105703], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.815168542143787e-06, 6.139494687137538e-06, 0.014977235781055859, 0.018717291546267577], "covariance": [[1.455551100496355e-11, -1.723095291053168e-11, -7.326265267762031e-09, -6.423697723913462e-08], [-1.723095291053168e-11, 3.7693395013390054e-11, 6.81280483989301e-08, 1.0548757215391681e-07], [-7.3262652677620285e-09, 6.812804839893009e-08, 0.0002243175916413399, 0.00013461377902257917], [-6.423697723913462e-08, 1.0548757215391681e-07, 0.00013461377902257917, 0.00035033700282797976]]}