A non-displacable Lagrangian torus in T^*S^2
Symplectic Geometry
2010-04-20 v2
Abstract
We show that the Lagrangian torus in the cotangent bundles of the 2-sphere obtained by applying the geodesic flow to the unit circle in a fibre is not displaceable by computing its Lagrangian Floer homology. The computation is based on a symmetry argument.
Cite
@article{arxiv.math/0608356,
title = {A non-displacable Lagrangian torus in T^*S^2},
author = {Peter Albers and Urs Frauenfelder},
journal= {arXiv preprint arXiv:math/0608356},
year = {2010}
}
Comments
v2: 5 pages, 2 figures, small modification