Geodesic
From geometry to invertibility preservers
Hans Havlicek1 ; Peter Šemrl2
1 Institut für Diskrete Mathematik und Geometrie Technische Universität Wien Wiedner Hauptstrasse 8–10 A-1040 Wien, Austria
2 Department of Mathematics University of Ljubljana Jadranska 19 SI-1000 Ljubljana, Slovenia
Studia Mathematica, Tome 174 (2006) no. 1, pp. 99-109

Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences

We characterize bijections on matrix spaces (operator algebras) preserving full rank (invertibility) of differences of matrix (operator) pairs in both directions.
DOI : 10.4064/sm174-1-8
Keywords: characterize bijections matrix spaces operator algebras preserving full rank invertibility differences matrix operator pairs directions

Hans Havlicek 1 ; Peter Šemrl 2

1 Institut für Diskrete Mathematik und Geometrie Technische Universität Wien Wiedner Hauptstrasse 8–10 A-1040 Wien, Austria
2 Department of Mathematics University of Ljubljana Jadranska 19 SI-1000 Ljubljana, Slovenia 
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Hans Havlicek; Peter Šemrl. From geometry to invertibility preservers. Studia Mathematica, Tome 174 (2006) no. 1, pp. 99-109. doi: 10.4064/sm174-1-8

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