On the connection between σϵ(A1 ⊗ A2) and σϵ(A1), σϵ(A2) for certain specialoperators

Authors

FATİH YILMAZFollow

Author ORCID Identifier

FATİH YILMAZ: 0000-0003-3317-6937

DOI

10.55730/1300-0098.3555

Abstract

In this paper, the connection between the ϵ -pseudospectrum of the tensor product operator A1 ⊗ A2 andthe ϵ -pseudospectrums of operators A1 and A2 has been investigated and some results are given about this connectionunder certain conditions.

Keywords

Tensor product, pseudospectrum, outer product

First Page

995

Last Page

1000

Creative Commons License

This work is licensed under a Creative Commons Attribution 4.0 International License.

Recommended Citation

YILMAZ, FATİH (2024) "On the connection between σϵ(A1 ⊗ A2) and σϵ(A1), σϵ(A2) for certain specialoperators," Turkish Journal of Mathematics: Vol. 48: No. 5, Article 14. https://doi.org/10.55730/1300-0098.3555
Available at: https://journals.tubitak.gov.tr/math/vol48/iss5/14