A monotonicity version of a concavity theorem of Lieb
We give a simple proof of a strengthened version of a theorem of Lieb that played a key role in the proof of strong subadditivity of the quantum entropy.
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| Veröffentlicht in: | Archiv der Mathematik 2022-11, Vol.119 (5), p.525-529 |
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| Format: | Artikel |
| Sprache: | eng |
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| Online-Zugang: | Volltext |
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| Zusammenfassung: | We give a simple proof of a strengthened version of a theorem of Lieb that played a key role in the proof of strong subadditivity of the quantum entropy. |
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| ISSN: | 0003-889X 1420-8938 |
| DOI: | 10.1007/s00013-022-01774-6 |