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quant-ph2026
The Distribution Postulate in Algorithmic Bohmian Mechanics
Jeffrey A. Barrett, Eddy Keming Chen, Josiah Lopez-Wild
In order to make the right empirical predictions Bohmian mechanics requires a special statistical boundary condition -- the distribution postulate -- but it is unclear how best to…
quant-ph2026
Typical Quantum States of the Universe are Observationally Indistinguishable
Eddy Keming Chen, Roderich Tumulka
We establish three impossibility results regarding our knowledge of the quantum state of the universe. Suppose the universal quantum state is a typical unit vector in a high-dimens…
quant-ph2025
Decoherence, Branching, and the Born Rule in a Mixed-State Everettian Multiverse
Eugene Y. S. Chua, Eddy Keming Chen
In Everettian quantum mechanics, justifications for the Born rule appeal to self-locating uncertainty or decision theory. Such justifications have focused exclusively on a pure-sta…