摘要
In this paper, we study lower bounds for the smallest singular value of matrices by using the technology of block matrices and the properties of H-matrix. The results obtained are better than those in [1, 2], etc.
In this paper, we study lower bounds for the smallest singular value of matrices by using the technology of block matrices and the properties of H-matrix. The results obtained are better than those in [1, 2], etc.
出处
《计算数学》
CSCD
北大核心
1997年第4期359-364,共6页
Mathematica Numerica Sinica