{"coeffs": [-6.392944734484376e-07, 0.2647830571092925, 1.8439204165995509, 0.1476310932995672], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.326209632477523e-07, 100.92677010891205, 56.63100236985947, 0.009996742701817407], "covariance": [[1.8716089784141302e-13, -3.172015781872402e-05, -1.780347777977952e-05, -3.6416605872769995e-09], [-3.1720157819630284e-05, 10186.212924617183, 5715.583707023337, 0.9713245703877663], [-1.7803477780234662e-05, 5715.583707023263, 3207.070429415029, 0.5450804249560119], [-3.641660587338809e-09, 0.9713245703786463, 0.5450804249509127, 9.993486464633959e-05]]}