Standing wave solutions for the discrete nonlinear Schrödinger equations with indefinite sign subquadratic potentials |
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| Institution: | 1. Modern Business and Management Department, Guangdong Construction Polytechnic, Guangzhou 510440, China;2. Packaging Engineering Institute, Jinan University, Zhuhai 519070, China |
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| Abstract: | We investigate the discrete nonlinear Schrödinger equations with indefinite sign subquadratic potentials. Making use of the critical point theory, we obtain a new result concerning the existence of a standing wave solution. |
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| Keywords: | Standing wave solutions Discrete nonlinear Schrödinger equations Sublinear Critical point theory |
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