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Comments on “A note on structured pseudospectra of block matrices” [J. Comput. Appl. Math. 322 (2017) 18–24]
Journal of Computational and Applied Mathematics ( IF 2.4 ) Pub Date : 2020-03-23 , DOI: 10.1016/j.cam.2020.112879
Yang Yu , Guolin Hou , Alatancang Chen

In the article R. Ferro and J.A. Virtanen (2017), the authors conjecture that δToep,(A)=δ(A), where A is a block Toeplitz matrices whose blocks have no specific structure. In this work we answer the correctness of the conjecture.



中文翻译:

关于“关于块矩阵的结构化伪谱的注解”的评论[J. 计算 应用 数学。322(2017)18–24]

在R.Ferro和JA Virtanen(2017)的文章中,作者推测 δŤØËp一种=δ一种,在哪里 一种是块的Toeplitz矩阵,其块没有特定的结构。在这项工作中,我们回答了猜想的正确性。

更新日期:2020-03-23
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