Article ID Journal Published Year Pages File Type
1707629 Applied Mathematics Letters 2015 8 Pages PDF
Abstract

In this paper, we obtain a new sufficient condition on the existence of breathers for the discrete nonlinear Schrödinger equations by using critical point theory in combination with periodic approximations. The classical Ambrosetti–Rabinowitz superlinear condition is improved.

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Related Topics
Physical Sciences and Engineering Engineering Computational Mechanics
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Existence of breathers for discrete nonlinear Schrödinger equations
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