共 50 条
ACI-matrices all of whose completions have the same rank
被引:9
|作者:
Huang, Zejun
[1
]
Zhan, Xingzhi
[1
]
机构:
[1] E China Normal Univ, Dept Math, Shanghai 200241, Peoples R China
关键词:
Partial matrix;
ACI-matrix;
Completion;
Rank;
D O I:
10.1016/j.laa.2010.11.047
中图分类号:
O29 [应用数学];
学科分类号:
070104 ;
摘要:
We characterize the ACI-matrices all of whose completions have the same rank, determine the largest number of indeterminates in such partial matrices of a given size, and determine the partial matrices that attain this largest number. (C) 2010 Elsevier Inc. All rights reserved.
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页码:1956 / 1967
页数:12
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