{"coeffs": [-8.170572632747196e-06, 0.00017066663564997575, 0.6934052806829332, 0.2818205311819007], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.1418175847002674e-06, 2.080847282224157e-05, 0.05678644427808191, 0.01758741190903787], "covariance": [[1.3037473967307525e-12, -2.152285532373978e-11, -5.876801866472893e-08, -1.9435478679106507e-08], [-2.1522855323739415e-11, 4.32992541193966e-10, 1.1811823594693728e-06, 3.5811151912802884e-07], [-5.876801866472794e-08, 1.1811823594693736e-06, 0.0032247002537477017, 0.0009790898823706414], [-1.9435478679106364e-08, 3.581115191280321e-07, 0.0009790898823706497, 0.0003093170576581671]]}