On the location of the discrete spectrum for complex Jacobi matrices

Author:

Egorova I.,Golinskii L.

Abstract

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

Publisher

American Mathematical Society (AMS)

Subject

Applied Mathematics,General Mathematics

Reference6 articles.

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5. Lyantse V.E. Spectrum and resolvent of a non-selfconjugate difference operator, Ukr. Math. J., v.20, no.4, 1968, p.489-503.

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