On a continuum limit of discrete Schrödinger operators on square lattice
Shu Nakamura
Gakushuin University, Tokyo, JapanYukihide Tadano
Kyoto University and Tokyo University of Science, Japan
Abstract
The norm resolvent convergence of discrete Schrödinger operators to a continuum Schrödinger operator in the continuum limit is proved under relatively weak assumptions. This result implies, in particular, the convergence of the spectrum with respect to the Hausdorff distance.
Cite this article
Shu Nakamura, Yukihide Tadano, On a continuum limit of discrete Schrödinger operators on square lattice. J. Spectr. Theory 11 (2021), no. 1, pp. 355–367
DOI 10.4171/JST/343