标题:
严格对角占优矩阵与Nekrasov矩阵的子直和Subdirect Sums of Strictly Diagonally Dominant Matrices and Nekrasov Matrices
作者:
赵晶, 胡汭炎, 李耀堂
关键字:
Nekrasov矩阵, 严格对角占优, 子直和Nekrasov Matrix, Strictly Diagonally Dominant, Subdirect Sum
期刊名称:
《Advances in Applied Mathematics》, Vol.5 No.3, 2016-08-31
摘要:
给出了严格对角占优矩阵与Nekrasov矩阵的子直和为Nekrasov矩阵的充分条件,并用数值例子对所给结论进行了说明。
A sufficient condition ensuring that the subdirect sum of strictly diagonally dominant matrix and Nekrasov matrix is in the class of Nekrasov matrices is given. And the conclusion is illustrated by a numerical example.