Acta mathematica scientia,Series A

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Existence of Periodic Solutions for nth Order Nonlinear Non Automous Equations with Multiple Variavle Lags

 WANG Gen-Qiang, YAN Ji-Rang   

  1. 广东技术师范学院计算机科学系 广州 |510665)

    山西大学数学系 太原 |030006
  • Online:2003-08-25 Published:2003-08-25
  • Supported by:

    国家自然科学基金(10071045)资助

Abstract:

In this paper the authors give two sufficient conditions on the existence of per iodic solutions of the nth nonlinear non autonomous equations with multiple variable lags.

Key words: Variable lags, n th, Nonlinear, Non autonomous, Differential equation; , Periodic solution

CLC Number: 

  • 34K15
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