{"coeffs": [-1.0472333273712647e-06, 0.13141113976853572, 1.4962096627307817, 0.09107551380541028], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [9.010913611552575e-07, 4793.323529307304, 3338.3306441676436, 0.1455256827715669], "covariance": [[8.119656411486347e-13, -0.002215689328795338, -0.0015433091377207602, -8.376455934027126e-08], [-0.00221568932907832, 22975950.45661103, 16001698.699403139, 666.1221822234633], [-0.0015433091379496728, 16001698.699402824, 11144451.489788754, 463.94170146765896], [-8.376455934782686e-08, 666.1221821912629, 463.9417014450982, 0.021177724346130723]]}