Our main result is the complete set of explicit conditions necessary and sufficient for
isochronicity of a Hamiltonian system with one degree of freedom. The conditions are presented
in terms of Taylor coefficients of the Hamiltonian function.
Keywords:
isochronicity, superintegrability, normal forms, Hamiltonian dynamics
Citation:
Treschev D. V., Isochronicity in 1 DOF, Regular and Chaotic Dynamics,
2022, Volume 27, Number 2,
pp. 123-131