Affiliation: | 1. Department of Mathematics, Xinyang Teachers College, Xinyang Henan 464000, People''s Republic of China;2. Institute of Mathematics, Academia Sinica, Beijing 100080, People''s Republic of China;1. Faculty of Mathematics and Mechanics, St. Petersburg State University, Bibliotechnaya pl. 2, 198904 Petrodvorets, St. Petersburg, Russia;2. Institute of Analysis, Department of Mathematics, University of Technology Dresden, 01062 Dresden, Germany;3. Institute of Analysis, Department of Mathematics, University of Technology Dresden, 01062 Dresden, Germany;1. Department of Mathematics, Sichuan University, Chengdu, Sichuan 610064, China;2. Department of Mathematics, Ohio University, Athens, OH 45701-2979, USA;3. Department of Mathematics and Statistics, Dalhousie University, Halifax, NS B3H 3J5, Canada;4. Department of Mathematics, The University of Queensland, Brisbane, QLD 4072, Australia;1. Biology Department, MS #34, Woods Hole Oceanographic Institution, Woods Hole, MA 02543-1049, USA;2. Department of Applied Mathematics, University of Washington, P.O. Box 352420, Seattle, WA 98195-2420, USA |