paper

Existence and stability of standing waves for nonlinear fractional Schrödinger equation with logarithmic nonlinearity

arXiv:1701.01363 · doi:10.1016/j.na.2017.01.006

Abstract

In this paper we consider the nonlinear fractional logarithmic Schrödinger equation. By using a compactness method, we construct a unique global solution of the associated Cauchy problem in a suitable functional framework. We also prove the existence of ground states as minimizers of the action on the Nehari manifold. Finally, we prove that the set of minimizers is a stable set for the initial value problem, that is, a solution whose initial data is near the set will remain near it for all time.

14 pages. Some minor typos have been corrected, to appear in Nonlinear Analysis T.M.A. arXiv admin note: text overlap with arXiv:1607.01479, arXiv:1611.03319, arXiv:1608.06929

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