Numerical range of some doubly stochastic matrices

被引：2

作者：

Camenga, Kristin A. ^{[1
]}

Rault, Patrick X. ^{[2
]}

Rossi, Daniel J. ^{[2
]}

Sendova, Tsvetanka ^{[3
]}

Spitkovsky, Ilya M. ^{[4
]}

机构：

[1] Houghton Coll, Dept Math & Comp Sci, Houghton, NY 14744 USA

[2] SUNY Coll Geneseo, Dept Math, Geneseo, NY 14454 USA

[3] Bennett Coll, Dept Math & Comp Sci, Greensboro, NC 27401 USA

[4] Coll William & Mary, Dept Math, Williamsburg, VA 23187 USA

来源：

APPLIED MATHEMATICS AND COMPUTATION | 2013年 / 221卷

关键词：

Numerical range; Doubly stochastic matrices;

D O I：

10.1016/j.amc.2013.06.011

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

A classification of all possible shapes is given for numerical ranges of 4 x 4 doubly stochastic matrices. The tests determining the shape are also provided, along with illustrating examples. (C) 2013 Elsevier Inc. All rights reserved.

引用

页码：40 / 47

页数：8

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