most citedThe de Sitter group and its presence at the late-time boundary

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gr-qc2023★ 3 cited

Non-commutative coordinates from quantum gravity

Markus B. Fröb, Albert Much, Kyriakos Papadopoulos

Local observables in (perturbative) quantum gravity are notoriously hard to define, since the gauge symmetry of gravity -- diffeomorphisms -- moves points on the manifold. In parti…