• Title of article

    Periodic solutions for some nonautonomous second-order systems ✩

  • Author/Authors

    Jian Ma ? and Chun-Lei Tang، نويسنده ,

  • Issue Information
    دوهفته نامه با شماره پیاپی سال 2002
  • Pages
    13
  • From page
    482
  • To page
    494
  • Abstract
    Some existence theorems are obtained for periodic solutions of nonautonomous secondorder systems by using the least action principle and the minimax methods.  2002 Published by Elsevier Science (USA).
  • Keywords
    (PS) condition , Periodic Solution , Second-order system , Least action principle , Sobolev’s inequality , Saddle point theorem , Wirtinger’s inequality
  • Journal title
    Journal of Mathematical Analysis and Applications
  • Serial Year
    2002
  • Journal title
    Journal of Mathematical Analysis and Applications
  • Record number

    930256