identity matrix [数] 单位矩阵 ; 恒等矩阵 ; 单位阵 ; 单位化矩阵

THE IDENTITY matrix 单位矩阵 ; 单位阵

augmented identity matrix 单位增广矩阵

semi-identity matrix 半单位矩阵

right identity matrix 右单位矩阵

partial identity matrix 部分单位矩阵

left identity matrix 左单位矩阵

k degree identity matrix k次单位矩阵

identity matrix of order n n阶单位方阵