Abstract
In this paper, we prove that on any closed symplectic manifold there exists an arbitrarily $C^\infty$-small Hamiltonian diffeomorphism not admitting a square root.
Citation
Peter Albers. Urs Frauenfelder. "Square roots of Hamiltonian diffeomorphisms." J. Symplectic Geom. 12 (3) 427 - 434, September 2014.
Information
Published: September 2014
First available in Project Euclid: 29 August 2014
zbMATH: 1302.53085
MathSciNet: MR3248664
Rights: Copyright © 2014 International Press of Boston