Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
841518 | Nonlinear Analysis: Theory, Methods & Applications | 2010 | 8 Pages |
Abstract
Some existence theorems are obtained for periodic solutions of non-autonomous second order systems by using the least action principle and minimax methods in critical point theory. Our results extend and improve many previously known results.
Related Topics
Physical Sciences and Engineering
Engineering
Engineering (General)
Authors
Zhiyong Wang, Jihui Zhang,