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Arithmetic version of Anderson localization via reducibility

Dynamical Systems 2020-04-01 v1 Mathematical Physics math.MP Spectral Theory

Abstract

The arithmetic version of Anderson localization (AL), i.e., AL with explicit arithmetic description on both the localization frequency and the localization phase, was first given by Jitomirskaya \cite{J} for the almost Mathieu operators (AMO). Later, the result was generalized by Bourgain and Jitomirskaya \cite{bj02} to a class of {\it one dimensional} quasi-periodic long-range operators. In this paper, we propose a novel approach based on an arithmetic version of Aubry duality and quantitative reducibility. Our method enables us to prove the same result for the class of quasi-periodic long-range operators in {\it all dimensions}, which includes \cite{J, bj02} as special cases.

Cite

@article{arxiv.2003.13946,
  title  = {Arithmetic version of Anderson localization via reducibility},
  author = {Lingrui Ge and Jiangong You},
  journal= {arXiv preprint arXiv:2003.13946},
  year   = {2020}
}

Comments

31 pages

R2 v1 2026-06-23T14:33:10.083Z