Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4664215 | Acta Mathematica Scientia | 2010 | 9 Pages |
Abstract
We study nonautonomonus second order periodic systems with a nonsmooth potential. Using the nonsmooth critical theory, we establish the existence of at least two nontrivial solutions. Our framework incorporates large classes of both subquadratic and superquadratic potentials at infinity.
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Mathematics
Mathematics (General)