Comments on the spectrum of a tridiagonal k-Toeplitz matrix

JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS

卷:375

Article

da Fonseca, Carlos M.^1,2 

[1] Kuwait Coll Sci & Technol, Block 4,POB 27235, Safat 13133, Kuwait

[2] Univ Primorska, FAMNIT, Glagoljsaka 8, Koper 6000, Slovenia

关键词: Eigenvalues;    Tridiagonal k-Toeplitz matrices;    Chebyshev polynomials of second kind;   

DOI  :  10.1016/j.cam.2020.112793

来源: Elsevier

【 摘 要 】

In this note we will discuss some errors presented in a recent paper on r-periodic tridiagonal matrices. In addition, we present several results that had been previously reported in mathematical literature. (C) 2020 Elsevier B.V. All rights reserved.

【 授权许可】

Free