{"coeffs": [-6.163108939187912e-06, 0.0001992281201564999, 0.6598693020485873, 0.2100019976648434], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.7979961312990484e-06, 3.388325313062619e-05, 0.06181769712549344, 0.01952121342098984], "covariance": [[3.2327900881663445e-12, -5.195261574421445e-11, -9.4553511815616e-08, -3.3047232940608435e-08], [-5.1952615744214465e-11, 1.1480748427140892e-09, 2.092833984956027e-06, 6.405309001802933e-07], [-9.455351181561598e-08, 2.0928339849560267e-06, 0.00382142767789924, 0.0011714948400838201], [-3.3047232940608395e-08, 6.405309001802933e-07, 0.0011714948400838204, 0.0003810777734278339]]}