INFINITELY MANY SOLUTIONS FOR ELLIPTIC SYSTEMS WITH STRONGLY INDEFINITE VARIATIONAL STRUCTURE |
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| Authors: | Liu Zhaoxia |
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| Institution: | Department of Information and Computational Science, School of Sciences, Minzu University of China, Beijing 100081, China |
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| Abstract: | Based on the multiplicity results of Benci and Fortunato 4],we consider some elliptic systems with strongly indefinite quadratic part,and establish the existence of infinitely many nontrivial solutions in a suitable family of products of fractional Sobolev spaces. |
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| Keywords: | semilinear elliptic systems variational functional (P S )_c sequence critical point |
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