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A note on the structure of matrix *-subalgebras with scalar diagonals

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2021 MacDonaldG MarcouxLW MastnakM OmladicM RadjaviH 2021 A note on the struture of matrix star-subalgebras with scalar diagonals.pdf (242.81 KB)

Date

2021

Authors

MacDonald, Gordon
Mastnak, Mitja
Omladic, Matjaz
Radjavi, Heydar

Journal Title

Journal ISSN

Volume Title

Publisher

EleMath

Abstract

We characterize those unital, self-adjoint algebras of complex n x n matrices that are simultaneously unitarily similar to algebras in which every member has a scalar diagonal.

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Keywords

unitary similarity, scalar diagonals, self-adjoint subalgebras of matrices

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Citation

URI

https://doi.org/10.7153/oam-2021-15-03
 http://hdl.handle.net/10012/20323

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Waterloo Research