English

Hofer's diameter and Lagrangian intersections

Differential Geometry 2007-05-23 v1

Abstract

We prove that the group of Hamiltonian diffeomorphisms of the 2-sphere has infinite diameter with respect to Hofer's metric. Our approach is based on the theory of Lagrangian intersections.

Keywords

Cite

@article{arxiv.math/9801054,
  title  = {Hofer's diameter and Lagrangian intersections},
  author = {Leonid Polterovich},
  journal= {arXiv preprint arXiv:math/9801054},
  year   = {2007}
}

Comments

LATEX, 7 pages