{"coeffs": [7.859004784127138e-08, 0.1947849515825908, 1.273686817425569, 0.06732429718321178], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [7.520423466814084e-08, 587.9324190822493, 204.15277282923634, 0.008151533619498472], "covariance": [[5.655676912020796e-15, -1.8168511123256037e-05, -6.309550616774351e-06, -3.202835328644098e-10], [-1.8168511115244268e-05, 345664.5294079057, 120028.03282252685, 4.585798629080473], [-6.3095506140624885e-06, 120028.03282253216, 41678.354653865776, 1.5924205231495643], [-3.202835327862685e-10, 4.58579862962393, 1.5924205233395134, 6.644750034981388e-05]]}