关于带有完全对称函数的广义数值域

雷天刚;张福振

数学学报 ›› 1996, Vol. 39 ›› Issue (5)

PDF(376 KB)
PDF(376 KB)
数学学报 ›› 1996, Vol. 39 ›› Issue (5) DOI: 10.12386/A1996sxxb0080
论文

关于带有完全对称函数的广义数值域

    雷天刚;张福振
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On the Generalized Numerical with the Completely Symmetric Function

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摘要

本文给出了矩阵A的带有完全对称函数Ck的m-数值域在复平面上为线段的充分必要条件.

Abstract

A necessary and sufficieat condition for the m-numerical range of a matrix A with the completely symmetric symmetric function Ck to be a line segment in the complex plane is given in this note.

关键词

线段 / 完全对称函数 / 数值域

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雷天刚;张福振. 关于带有完全对称函数的广义数值域. 数学学报, 1996, 39(5) https://doi.org/10.12386/A1996sxxb0080
On the Generalized Numerical with the Completely Symmetric Function. Acta Mathematica Sinica, Chinese Series, 1996, 39(5) https://doi.org/10.12386/A1996sxxb0080
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