Anomaly in canonical semiclassical gravity
General Relativity and Quantum Cosmology
2025-11-12 v1 High Energy Physics - Theory
Abstract
We show that the canonical formulation of the semiclassical Einstein equation, where the matter terms in the constraints are replaced by expectation values of the corresponding operators in quantum states, is inconsistent due to the non-closure of the resulting constraint algebra.
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Cite
@article{arxiv.2511.07753,
title = {Anomaly in canonical semiclassical gravity},
author = {Viqar Husain and Irfan Javed},
journal= {arXiv preprint arXiv:2511.07753},
year = {2025}
}
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4 pages