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math.NA2026★ 1 cited
Formulae for the Drazin inverse of Modified Tensors via the Einstein Product
Yue Zhao, Daochang Zhang, Dijana Mosic
This paper establishes exact expressions for the Drazin inverse of the modified tensor via the Einstein product, formulated usin…
math.NA2026
Perturbation Analysis of the QT-Drazin Inverse of Quaternion Tensors via the QT-Product
Yue Zhao, Daochang Zhang, Jingqian Li +1
The motivation of this paper is to investigate the perturbation theory for the QT-Drazin inverse of quaternion tensors under the QT-product via the associated -block circulant r…
math.NA2026
On the Block-Diagonalization and Multiplicative Equivalence of Quaternion -Block Circulant Matrices with their Applications
Daochang Zhang, Yue Zhao, Jingqian Li +1
The motivation of this paper is twofold. First, we investigate the block-diagonalization of the -block circulant matrix , based on this block-diago…