{"coeffs": [-1.8018366470864085e-06, 6.854887354664311e-05, 0.45693980625683683, 0.1515402885377032], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.148116495138535e-07, 3.7137579516504226e-06, 0.01604715512871597, 0.008517205088330558], "covariance": [[2.650310344751748e-13, -1.3704848167284019e-12, -5.2417476289216055e-09, -3.7810617442808525e-09], [-1.3704848167284025e-12, 1.3791998123446743e-11, 5.890828849595179e-08, 2.963991977036141e-08], [-5.241747628921607e-09, 5.890828849595179e-08, 0.00025751118772507527, 0.0001238169234378504], [-3.7810617442808525e-09, 2.963991977036141e-08, 0.0001238169234378504, 7.254278251668395e-05]]}