Wigner's friend in context

2019/03/01 by R. S. Mackintosh, Mackintosh, Raymond S. · 1 citation
Physics and Astronomy · Computer Science · #Quantum Mechanics and Applications #Quantum Information and Cryptography #Quantum and Classical Electrodynamics

paper · pdf · doi:10.48550/arxiv.1903.00392

Abstract

Wigner's friend is commonly invoked in discussion of quantum mechanics and its interpretation.. but who is the friend really? The publishing context of Wigner's article is not widely appreciated. A recent paper by Ballentine is relevant.

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