{"coeffs": [-1.03238479561485e-06, 9.41378661378695e-05, 0.38627199542636087, 0.11585601378523086], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.3753092006206976e-07, 1.7106004978492462e-06, 0.004710938956598875, 0.0034852180473661366], "covariance": [[1.9143330601036129e-13, -4.341010623796702e-13, -6.931446977245898e-10, -1.1756486945569402e-09], [-4.341010623796709e-13, 2.9261540632420888e-12, 7.536395427408589e-09, 5.317957628464472e-09], [-6.931446977245916e-10, 7.53639542740859e-09, 2.2192945852800898e-05, 1.2548195306606407e-05], [-1.175648694556941e-09, 5.317957628464468e-09, 1.2548195306606399e-05, 1.2146744837686627e-05]]}