Maps preserving general means of positive operators

Research output: Contribution to journalArticle

8 Citations (Scopus)

Abstract

Under some mild conditions, the general form of bijective transformations of the set of all positive linear operators on a Hilbert space which preserve a symmetric mean in the sense of Kubo-Ando theory is described.

Original languageEnglish
Pages (from-to)864-874
Number of pages11
JournalElectronic Journal of Linear Algebra
Volume22
Publication statusPublished - 2011

Fingerprint

Positive Linear Operators
Positive Operator
Bijective
Hilbert space
Form

Keywords

  • Automorphisms
  • Mean
  • Positive operators
  • Preservers

ASJC Scopus subject areas

  • Algebra and Number Theory

Cite this

Maps preserving general means of positive operators. / Molnár, L.

In: Electronic Journal of Linear Algebra, Vol. 22, 2011, p. 864-874.

Research output: Contribution to journalArticle

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