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Issue:
New Progressive Criteria for Nonsingular H-matrices
Author(s):
WANG Jie
,
LIU Jian-zhou
,
HUANG Ze-jun
Pages:
405
-
412
Year:
2012
Issue:
3
Journal:
Chinese Journal of Engineering Mathematics
Keyword:
H矩阵
;
正对角矩阵
;
不可约矩阵
;
非零元素链
;
Abstract:
非奇异H矩阵在数学物理、控制论、电力系统理论等领域具有重要的实际应用价值.本文通过递进选取两个正对角矩阵因子的元素,利用不等式的放缩技巧,给出了非奇异H矩阵一类新的判定方法,并将其推广到不可约情形和非零元素链情形.通过比较分析,此判据放宽了对矩阵各行元素的条件限制,并举例说明了此方法的优越性.
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