2 papers
math.RA2025
Orthogonal tripotent matrices
Tan Mei, Kezheng Zuo, Wanlin Jiang
In this paper, we present different characterizations of tripotent orthogonal matrices (i.e., A^3 = A = A^* ) in terms of matrix equations, integer powers of AA^* and A^*A, average…
math.RA2024
m-weak group MP inverse
Wanlin Jiang, Jiale Gao, Xiangyu Zhang +1
In this paper, we introduce a new matrix decomposition called the m-Core-nilpotent decomposition which is an extension of the Core-nilpotent decomposition. By this new decompositio…