A geometric approach to the existence of orbits with unbounded energy in generic periodic perturbations by a potential of generic geodesic flows of T-2
A. Delshams et al., A geometric approach to the existence of orbits with unbounded energy in generic periodic perturbations by a potential of generic geodesic flows of T-2, COMM MATH P, 209(2), 2000, pp. 353-392
We give a proof based in geometric perturbation theory of a result proved b
y J. N. Mather using variational methods. Namely, the existence of orbits w
ith unbounded energy in perturbations of a generic geodesic flow in T-2 by
a generic periodic potential.