Article ID Journal Published Year Pages File Type
4628652 Applied Mathematics and Computation 2013 8 Pages PDF
Abstract

In this paper, we study a class of periodic discrete nonlinear Schrödinger equations with superlinear nonlinearities and periodic potential. By using the critical point theory, we establish results on the existence of discrete solitons. Our results improve some recent ones.

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Physical Sciences and Engineering Mathematics Applied Mathematics
Preview
Discrete solitons for periodic discrete nonlinear Schrödinger equations
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