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Abstract and Applied Analysis
Volume 2013 (2013), Article ID 481501, 12 pages
Research Article

Critical Periods of Perturbations of Reversible Rigidly Isochronous Centers

1The Institute of Mathematics, Shanghai Normal University, Shanghai 200234, China
2Shanghai University of Engineering Science, Shanghai 201620, China

Received 29 March 2013; Accepted 10 May 2013

Academic Editor: Valery G. Romanovski

Copyright © 2013 Jiamei Zhou et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

How to Cite this Article

Jiamei Zhou, Na Li, and Maoan Han, “Critical Periods of Perturbations of Reversible Rigidly Isochronous Centers,” Abstract and Applied Analysis, vol. 2013, Article ID 481501, 12 pages, 2013. doi:10.1155/2013/481501