J4 ›› 2011, Vol. 49 ›› Issue (05): 875-878.

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Existence of Positive Periodic Solutions of a Kind ofHigherDimensional Differential Equations with Delay

WENG Aizhi   

  1. Department of Economics and Management, Shanghai University of Political Science and Law, Shanghai 201701, China
  • Received:2010-10-18 Online:2011-09-26 Published:2011-09-27
  • Contact: WENG Aizhi E-mail:wengaizhi@gmail.com

Abstract:

Using the LeraySchauder nonlinear alternative, the author proved the existence of positive periodic solutions of a kind of higherdimensional functional differential equations with signchanging linearities.

Key words: higherdimension, positive periodic solution, LeraySchauder alternative principle, delay

CLC Number: 

  • O175