{"coeffs": [-9.641718427433165e-08, 0.0007833424113431462, 1.147505679889507, 0.12822227378338338], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.860767015761429e-08, 0.005989897523885124, 1.0257272462949183, 0.008058839724578819], "covariance": [[2.3627055981514272e-15, -1.8573931788823614e-10, -3.2057708133142185e-08, -2.995490886805805e-10], [-1.8573931788849732e-10, 3.587887234664514e-05, 0.006143683821621468, 4.6217654975457125e-05], [-3.2057708133183286e-08, 0.006143683821621366, 1.052116383791756, 0.007938161773004982], [-2.9954908868078087e-10, 4.621765497543383e-05, 0.007938161773001128, 6.49448977064496e-05]]}