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Main Author: Rave, M. J.
Format: Preprint
Published: 2026
Subjects:
Online Access:https://arxiv.org/abs/2606.02504
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author Rave, M. J.
author_facet Rave, M. J.
contents In previous work (Rave, 2008) it was proposed that closed loops should be treated as fundamental quantum entities, and such loops were presented in a quasi-probability framework. We demonstrate that the closed-loop decomposition of quantum probabilities is a direct consequence of unitarity, and that Bargmann invariants arise naturally as the phase-invariant quantities associated with these loops, rather than being introduced independently. This identifies interference not as mysterious cross terms, but as contributions from distinct classes of closed loops weighted by their associated Bargmann phases. Additionally, the Born rule is seen to reflect the fundamental quadratic structure arising from the product of forward and reverse amplitudes, which together define such loops.
format Preprint
id arxiv_https___arxiv_org_abs_2606_02504
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Closed-loop Structure of Quantum Probabilities from Unitarity
Rave, M. J.
Quantum Physics
In previous work (Rave, 2008) it was proposed that closed loops should be treated as fundamental quantum entities, and such loops were presented in a quasi-probability framework. We demonstrate that the closed-loop decomposition of quantum probabilities is a direct consequence of unitarity, and that Bargmann invariants arise naturally as the phase-invariant quantities associated with these loops, rather than being introduced independently. This identifies interference not as mysterious cross terms, but as contributions from distinct classes of closed loops weighted by their associated Bargmann phases. Additionally, the Born rule is seen to reflect the fundamental quadratic structure arising from the product of forward and reverse amplitudes, which together define such loops.
title Closed-loop Structure of Quantum Probabilities from Unitarity
topic Quantum Physics
url https://arxiv.org/abs/2606.02504