{"coeffs": [1.594323165867007e-06, 3.266846776450397e-05, 0.387259568148866, 0.10716030609636719], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.9825297232958136e-06, 7.72452304611121e-06, 0.06278906284430498, 0.046542572297640944], "covariance": [[3.9304241037513744e-12, -8.209562104037952e-12, -3.475815682619606e-08, -6.77265209857609e-08], [-8.209562104037944e-12, 5.96682562899032e-11, 4.4904599822432074e-07, 3.162570700698123e-07], [-3.475815682619599e-08, 4.490459982243207e-07, 0.00394246641286608, 0.0021718835036005114], [-6.772652098576086e-08, 3.162570700698124e-07, 0.0021718835036005123, 0.002166211036081134]]}