English

On location of discrete spectrum for complex Jacobi matrices

Spectral Theory 2007-05-23 v1

Abstract

We study spectrum inclusion regions for complex Jacobi matrices which are compact perturbations of the discrete laplacian. The condition sufficient for the lack of discrete spectrum for such matrices is given.

Keywords

Cite

@article{arxiv.math/0406395,
  title  = {On location of discrete spectrum for complex Jacobi matrices},
  author = {I. Egorova and L. Golinskii},
  journal= {arXiv preprint arXiv:math/0406395},
  year   = {2007}
}

Comments

LaTeX, 7 pages

R2 v1 2026-07-22T17:06:55.597Z