{"coeffs": [-3.0844174843652588e-06, 0.2749421399211941, 2.0812876442317396, 0.19211726333887044], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [1.65916137202031e-06, 69.65874856484234, 49.25048670270066, 0.0188045749679188], "covariance": [[2.7528164584043173e-12, -9.531939675152934e-05, -6.741982701426732e-05, -2.8592092237018806e-08], [-9.531939675446167e-05, 4852.341251619925, 3430.726452500884, 1.2717360787901761], [-6.741982701637815e-05, 3430.7264525007554, 2425.6104404528946, 0.8993021956630706], [-2.859209223751133e-08, 1.2717360787731504, 0.8993021956510171, 0.00035361203972407836]]}