摘要
通过对矩阵元素的比较,得到若干个判定非奇异H阵的实用充分条件,并用数值例子说明了结果的有效性.
In this paper,several practical sufficient conditions for nonsingular H-matrices are obtained by comparing the elements of the matrix, and a numerical example is used to illustrate the effectiveness of the results.
出处
《内蒙古师范大学学报（自然科学汉文版）》
CAS
2008年第4期472-476,481,共6页
Journal of Inner Mongolia Normal University(Natural Science Edition)
基金
国家自然科学基金资助项目(10071048)
关键词
非奇异H阵
α对角占优矩阵
不可约
非零元素链
nonsingular H-matrix
a diagonally dominant matrix
irreducibility
nonzero elements chain
