摘要
阐述４块矩阵法求长方阵减号逆的理论，给出长方阵化为不同形式的４块矩阵时各自减号逆相应的简化计算公式．
This paper discusses a method deriving the inverse matrices representing by minus sign and presents the simplified calculating formula of corresponding with each inverse matrices when rectangular matrix is changed into different types of fourblock matrix.
出处
《沈阳建筑大学学报（自然科学版）》
CAS
1995年第2期194-200,共7页
Journal of Shenyang Jianzhu University：Natural Science
关键词
长方阵
4块矩阵
减号逆
矩阵表示
推理公式
rectangular matrices
four-block matrix
inverse matrices
matrix representations
retional formula
