• Title of article

    Periodic solutions for some second order systems Original Research Article

  • Author/Authors

    Fengjuan Meng، نويسنده , , Fubao Zhang، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 2008
  • Pages
    9
  • From page
    3388
  • To page
    3396
  • Abstract
    In this paper, we use the Minimax Theorem to investigate periodic solutions of some second order systems, and give some sufficient conditions for the existence for periodic solutions. The results generalize and improve some known results.
  • Keywords
    Periodic solution , Supquadratic , The Saddle Point Theorem , critical points
  • Journal title
    Nonlinear Analysis Theory, Methods & Applications
  • Serial Year
    2008
  • Journal title
    Nonlinear Analysis Theory, Methods & Applications
  • Record number

    860276