All quantum mixtures are proper

Leonardo Castellani

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All quantum mixtures are proper

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arxiv 2201.04143 v1 pith:UN5PMOUY submitted 2022-01-11 quant-ph hep-thphysics.hist-ph

All quantum mixtures are proper

Leonardo Castellani This is my paper

classification quant-ph hep-thphysics.hist-ph

keywords quantumproperapproachesargueddifferencesdistinguishedhenceimplications

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It is argued that proper and improper quantum mixed states have no observable differences, and hence should not be distinguished. This has implications for subjective approaches to quantum mechanics, and invalidates one of the main motivations for relational interpretations of QM.

All quantum mixtures are proper

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