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math.RA2026
The -conjugation of quaternionic matrices and generalized Autonne-Takagi factorization
Cailing Yao, Bingzhe Hou, Yue Xin
Let be a quaternion of modulus . In this article, we study some topics related to -conjugation for quaternionic matrices, including -Hermitian matrices, -conjugate…
math.RA2023
Some invariants of and diagonalization
Cailing Yao, Bingzhe Hou, Xiaoqi Feng
Denote by the set of all quaternions. We are interested in the group , which is a subgroup of quaternionic matrix group and is sometimes…