{"coeffs": [-3.546643765777947e-06, 4.2170395025498035e-05, 0.38521528396434285, 0.2227631554477952], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.551404669534962e-07, 4.710911145223863e-07, 0.0037157978496114826, 0.0032386059205053207], "covariance": [[2.4068564486548847e-14, -6.254457339418182e-14, -4.0572703683341463e-10, -4.776375426426902e-10], [-6.254457339418147e-14, 2.2192683818194409e-13, 1.6930310340291473e-09, 1.46826571536095e-09], [-4.057270368334107e-10, 1.693031034029143e-09, 1.3807153659177318e-05, 1.0534501226184982e-05], [-4.776375426426887e-10, 1.4682657153609535e-09, 1.053450122618504e-05, 1.0488568308332114e-05]]}