All quantum mixtures are proper

DOI10.1142/S0219749923500193zbMath1527.81009arXiv2201.04143OpenAlexW4323854435MaRDI QIDQ6169672

Leonardo Castellani

Publication date: 12 July 2023

Published in: International Journal of Quantum Information (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2201.04143

zbMATH Keywords

density matrixquantum mechanicsmeasurement problemquantum mixtures

Mathematics Subject Classification ID

Classification and discrimination; cluster analysis (statistical aspects) (62H30) General and philosophical questions in quantum theory (81P05) Quantum measurement theory, state operations, state preparations (81P15) Quantum state spaces, operational and probabilistic concepts (81P16)

Cites Work

• Relational quantum mechanics
• No relation for Wigner's friend

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