Quelques plats pour la métrique de Hofer
arXiv:0704.2524 · doi:10.1515/CRELLE.2008.053
Abstract
We show, by an elementary and explicit construction, that the group of Hamiltonian diffeomorphisms of certain symplectic manifolds, endowed with Hofer's metric, contains subgroups quasi-isometric to Euclidean spaces of arbitrary dimension.
9 pages, minor changes