{"coeffs": [-2.2943870656116632e-06, 9.56416297849708e-05, 0.6434884405109943, 0.17866305678212144], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.0078818647634157e-06, 2.25507051818475e-05, 0.07451786515257695, 0.022466701218280802], "covariance": [[1.0158258533189802e-12, -1.8248374692306746e-11, -6.016907993988234e-08, -2.063291810432308e-08], [-1.8248374692306733e-11, 5.085343041986036e-10, 1.678331018595211e-06, 4.86642287048286e-07], [-6.016907993988235e-08, 1.6783310185952104e-06, 0.005552912226897643, 0.001615322584956918], [-2.0632918104323066e-08, 4.866422870482856e-07, 0.0016153225849569173, 0.0005047526636315]]}