Toolkit for scalar fields in universes with finite-dimensional Hilbert space

DOI10.1088/1361-6382/AC95F0OpenAlexW4297520658MaRDI QIDQ5056254

Oliver Friedrich, Ashmeet Singh, Olivier Doré

Publication date: 7 December 2022

Published in: Classical and Quantum Gravity (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2201.08405

zbMATH Keywords

quantum cosmologyholographic principlefinite-dimensional Hilbert spaces

Mathematics Subject Classification ID

Relativity and gravitational theory (83-XX)

Uses Software

• mpmath
• SciPy
• NumPy
• Matplotlib

Cites Work

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• Building up spacetime with quantum entanglement
• Remarks on positive frequency and Hamiltonians in expanding universes
• Quantum-first gravity
• Approximate Bacon-Shor code and holography
• Locality from the spectrum
• Unitarily inequivalent representations in algebraic quantum theory
• Hilbert space structure in quantum gravity: an algebraic perspective
• COSMOLOGICAL BREAKING OF SUPERSYMMETRY?
• A model with cosmological Bell inequalities
• The holographic principle
• New twist on the dS/CFT correspondence
• The world as a hologram
• Gravitation
• The Hilbert space of quantum gravity is locally finite-dimensional

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