%0 Journal Article %T Short note on the Rabi model %A K. Ziegler %J Physics %D 2012 %I arXiv %R 10.1088/1751-8113/45/45/452001 %X The spectral density of the Rabi model is calculated exactly within a continued fraction approach. It is shown that the method yields a convergent solution. %U http://arxiv.org/abs/1204.3856v1