Minimum upper bound of the Cayley transform of an orthogonal matrix multiplied by signed permutation matrices

DOI10.1016/j.laa.2022.11.009zbMath1504.15094OpenAlexW4309875727MaRDI QIDQ2109067

Akira Tanaka, Takuma Mitamura

Publication date: 20 December 2022

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.laa.2022.11.009

zbMATH Keywords

skew-symmetric matrixCayley transformorthogonal matrixsigned permutation matrix

Mathematics Subject Classification ID

Linear transformations, semilinear transformations (15A04) Orthogonal matrices (15B10)

Cites Work

• Minimizing the Cayley transform of an orthogonal matrix by multiplying by signature matrices
• Is there a small skew Cayley transform with zero diagonal?

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