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Existence and multiplicity of homoclinic solutions for second-order discrete Hamiltonian systems with subquadratic potential |
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| Authors: | X. H. Tang Xiaoyan Lin |
| Affiliation: | 1. School of Mathematical Sciences and Computing Technology, Central South University , Changsha, Hunan, 410083, PR China tangxh@mail.csu.edu.cn;3. School of Mathematical Sciences and Computing Technology, Central South University , Changsha, Hunan, 410083, PR China;4. Department of Mathematics , Huaihua College , Huaihua, Hunan, 418008, PR China |
| Abstract: | |
| Keywords: | homoclinic solution discrete Hamiltonian system critical point Clark's theorem |