On the Number of Elements Needed in a POVM Attaining the Accessible Information

dc.creatorShor, Peter W.
dc.date2000-09-19
dc.date.accessioned2026-07-07T06:00:50Z
dc.date.available2026-07-07T06:00:50Z
dc.descriptionWe investigate a symmetric set of three quantum states in three dimensions having interesting properties, which we call the lifted trine states. We show that for the ensemble consisting of the three lifted trine states taken with equal probabilities, the POVM measurement realizing the accessible information must contain six projectors, giving a counterexample to a conjecture of Levitin.
dc.descriptionWill appear in Proceedings of QCM&C 2000 (Kluwer). Eventually, I plan to write a longer paper on these lifted trine states which will contain this paper as its first section
dc.identifierhttps://arxiv.org/abs/quant-ph/0009077
dc.identifierhttp://arxiv.org/abs/quant-ph/0009077
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/89082
dc.subjectQuantum Physics
dc.titleOn the Number of Elements Needed in a POVM Attaining the Accessible Information
dc.typetext

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