摘要
定义矩阵角条件数 ,研究角条件数与谱条件数的关系 ,分析用角条件数刻化矩阵性态的方便之处 .
WT5”BZ]A concept of angle condition numbers of real matrices is defined. The relationship between angle condition and spectral condition numbers is investigated. Some advanteges of angle condition number are pointed out. [WT5”HZ]
出处
《四川师范大学学报(自然科学版)》
CAS
CSCD
2000年第5期491-492,共2页
Journal of Sichuan Normal University(Natural Science)
基金
中国工程物理研究院预研基金
关键词
实矩阵
谱条件数
角条件数
病态线性代数方程组
Real matrix
Spectral condition number
Angle condition number
Elementary transformation
Ill conditioned system of linear algebraic equations.