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Bijections preserving invertibility of differences of matrices on H n

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Abstract

We characterise bijections on the space of hermitian matrices preserving the invertibility of differences of matrix pairs in both directions.

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Authors and Affiliations

  1. Faculty of Mathematics and Physics, University of Ljubljana, Jadranska 19, 1000, Ljubljana, Slovenia

    Damjan Kobal

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  1. Damjan Kobal
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Correspondence to Damjan Kobal.

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This paper is partially supported by a grant from the Ministry of Science of Slovenia

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Kobal, D. Bijections preserving invertibility of differences of matrices on H n . Acta. Math. Sin.-English Ser. 24, 1651–1654 (2008). https://doi.org/10.1007/s10114-007-1021-x

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  • DOI: https://doi.org/10.1007/s10114-007-1021-x

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