The number of nonconstant invariant polynomials of matrices with several prescribed blocks

被引:1
|
作者
Cravo, G
Silva, FC [1 ]
机构
[1] Univ Lisbon, Fac Ciencias, Dept Matemat, P-1749016 Lisbon, Portugal
[2] Univ Madeira, Dept Matemat, P-9000390 Funchal, Portugal
关键词
D O I
10.1016/S0024-3795(02)00660-2
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Consider a n x n matrix partitioned into k x k blocks: C = [C-i,C-j], where C-1,C-1,...,C-k,C-k are square. This paper studies the possible numbers of nonconstant invariant polynomials of C when a diagonal of blocks C-i,C-j is fixed and the others vary. (C) 2003 Published by Elsevier Science Inc.
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页码:107 / 116
页数:10
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