{"coeffs": [-9.280200921407863e-07, 7.310321486963677e-05, 0.5175145359389823, 0.13740721190689273], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.909357655218251e-07, 1.6787601572365053e-06, 0.006306232430749983, 0.0030567755358175755], "covariance": [[3.645646655540537e-14, -2.2312195255195264e-13, -7.572769514937275e-10, -4.92781834581751e-10], [-2.2312195255195264e-13, 2.8182356655247356e-12, 1.0490984622687494e-08, 4.801918211399358e-09], [-7.572769514937274e-10, 1.0490984622687496e-08, 3.976856747064283e-05, 1.762017029224911e-05], [-4.927818345817513e-10, 4.801918211399359e-09, 1.762017029224911e-05, 9.343876676372827e-06]]}