{"coeffs": [-2.558660628797387e-07, 7.638695780529336e-06, 0.1483142896952937, 0.03978468078216301], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.3769689898967846e-06, 1.6471128478244229e-06, 0.07035979277369256, 0.061557096107414735], "covariance": [[5.649981578930941e-12, -4.628923112793412e-13, 7.827675830041171e-08, -7.105949073355128e-08], [-4.62892311279341e-13, 2.7129807334682805e-12, 3.404816559506678e-08, 3.722815719830476e-08], [7.827675830041171e-08, 3.404816559506678e-08, 0.004950500439156959, -0.0005064558779187833], [-7.105949073355128e-08, 3.722815719830477e-08, -0.0005064558779187833, 0.0037892760811774947]]}