Robuta

https://arxiv.org/abs/2503.03758
Abstract page for arXiv paper 2503.03758: Classical periodic orbits in extended phase space for spherical harmonic oscillator with spin-orbit coupling
periodic orbitsphase spaceclassicalextended
https://arnaudmaret.com/publication/2018-06-28-master-thesis
personal description
periodic orbitsforcingrelationssurfacehomeomorphisms