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.
|Number of pages||11|
|Journal||Electronic Journal of Linear Algebra|
|Publication status||Published - Sep 29 2011|
- Positive operators
ASJC Scopus subject areas
- Algebra and Number Theory