A note on the structure of expansive matrices in indefinite inner product spaces

2022/05/21 by A. C. M. Ran, Ran, A. C. M.
Computer Science · Mathematics · #15A21 #47B50 #Advanced Topics in Algebra #FOS: Mathematics #Functional Analysis (math.FA) #Mathematics and Applications #Matrix Theory and Algorithms

paper · pdf · doi:10.48550/arxiv.2205.10630

openalex publication_date 2022/05/21 · openalex created_date 2022/05/26 · openalex updated_date 2026/07/28

Abstract

A result on the structure of expansive matrices in an indefinite inner product space is derived, which exhibits the largest unitary compression of the matrix.

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