A note on completely positive matrices of order 5

被引：0
|
作者：
Xu, Changqing [1 ]
Hao, Hong [1 ]
Zhang, Xinping [1 ]
机构：
[1] Zhejiang Forestry Univ, Sch Environm Sci, Hangzhou 311300, Zhejiang, Peoples R China
来源：
PROCEEDINGS OF THE THIRD INTERNATIONAL WORKSHOP ON APPLIED MATRIX THEORY | 2009年
关键词：
Completely positive matrix; Doubly nonnegative matrix; Book graph;
D O I：
暂无
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
A matrix A is called completely positive(CP) if A=BB' for some nonnegative matrix B, and doubly nonnegative(DNN) if A is both entrywise nonnegative and positive semidefinite. We present here some necessary and sufficient condition for a DNN matrix of order 5 to be CP.
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页码：182 / 185
页数：4
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