{"coeffs": [-8.091708864582689e-07, 2.9289597386430966e-05, 0.34016682225085754, 0.126317594095308], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.491976417247491e-07, 6.393987774889819e-07, 0.005826361109917931, 0.005342853270251671], "covariance": [[6.20994646411764e-14, -1.0006440037773748e-13, -3.6319582435324346e-10, -1.0941729525724631e-09], [-1.000644003777375e-13, 4.088307966544046e-13, 3.2665088264615274e-09, 3.0473152840687334e-09], [-3.6319582435324346e-10, 3.2665088264615274e-09, 3.3946483783164106e-05, 2.0513458754619397e-05], [-1.0941729525724633e-09, 3.0473152840687334e-09, 2.0513458754619397e-05, 2.8546081067438977e-05]]}