Quasi-harmonic spectra from branched Hamiltonians

Aritra Ghosh, Bijan Bagchi, A. Ghose-Choudhury +2

We revisit the canonical quantization to assess the spectrum of the modified Emden equation $\ddot{x}+kx\dot{x}+{\omega }^{2}x+\frac{k^2}{9}{x}^3=0$, which is an isochronous case of t…