Maps on Hilbert space effect algebras preserving norms of operator means
We prove that every bijective transformation on the set of Hilbert space effects which preserves a symmetric norm of a given Kubo–Ando mean is necessarily implemented by either a unitary or an antiunitary operator.
Elmentve itt :
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| Dokumentumtípus: | Cikk |
| Megjelent: |
2018
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| Sorozat: | Acta scientiarum mathematicarum
84 No. 1-2 |
| Kulcsszavak: | Algebra |
| Online Access: | http://acta.bibl.u-szeged.hu/55810 |
| Tartalmi kivonat: | We prove that every bijective transformation on the set of Hilbert space effects which preserves a symmetric norm of a given Kubo–Ando mean is necessarily implemented by either a unitary or an antiunitary operator. |
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| Terjedelem/Fizikai jellemzők: | 201-208 |
| ISSN: | 0001-6969 |