The Sylvester-Kac matrix space

被引:12
作者
Bevilacqua, Roberto [1 ]
Bozzo, Enrico [2 ]
机构
[1] Univ Pisa, Dipartimento Informat, I-56127 Pisa, Italy
[2] Univ Udine, Dipartimento Matemat & Informat, I-33100 Udine, Italy
关键词
Sylvester-Kac matrix; Tridiagonal matrix; Eigenvalues;
D O I
10.1016/j.laa.2009.01.029
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
The Sylvester-Kac matrix is a tridiagonal matrix with integer entries and integer eigenvalues that appears in a variety of applicative problems. We show that it belongs to a four dimensional linear space of tridiagonal matrices that can be simultaneously reduced to triangular form. We name this space after the matrix. (C) 2009 Elsevier Inc. All rights reserved.
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页码:3131 / 3138
页数:8
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