J. Korean Math. Soc. 2008; 45(2): 405-423
Printed March 1, 2008
Copyright © The Korean Mathematical Society.
Ronghui Hu and Lihong Huang
Hunan University, Hunan University
By using critical point theorem, we study a higher order difference system, and obtain some new sufficient conditions ensuring the existence of periodic solutions for such a system.
Keywords: higher order difference system, periodic solution, critical point, link
MSC numbers: 39A11
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