Preserver Problems Related to Quasi-Arithmetic Means of Invertible Positive Operators

Preserver Problems Related to Quasi-Arithmetic Means of Invertible Positive Operators

In this paper we mainly discuss different preserver problems on the cone of positive definite matrices which are related to certain quasi-arithmetic means.

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Veröffentlicht in:Integral equations and operator theory 2018-02, Vol.90 (1), p.1-12, Article 7
Hauptverfasser: Gaál, Marcell, Nagy, Gergő
Format: Artikel
Sprache:eng
Schlagworte:
Analysis
Arithmetic
Mathematical analysis
Mathematics
Mathematics and Statistics
Matrix methods
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Beschreibung
Zusammenfassung:In this paper we mainly discuss different preserver problems on the cone of positive definite matrices which are related to certain quasi-arithmetic means.
ISSN:0378-620X
1420-8989
DOI:10.1007/s00020-018-2426-x