摘要
通过方阵分块,利用子矩阵的迹,给出方阵秩的下界估计数列.
Any square matrix can be divided into submatrices so that a Schauder lower bound sequence for its rank is obtained.
出处
《上海师范大学学报(自然科学版)》
1996年第4期23-28,共6页
Journal of Shanghai Normal University(Natural Sciences)
关键词
方阵秩
迹
特征值
下界
非异性
rank
square matrix
proper solution
lower bound