A high-performance code for EPRL spin foam amplitudes

DOI10.1088/1361-6382/ac2b0bzbMath1479.83257arXiv2107.13952OpenAlexW3203657956MaRDI QIDQ5164348

Francesco Gozzini

Publication date: 11 November 2021

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

Full work available at URL: https://arxiv.org/abs/2107.13952

zbMATH Keywords

flatness problemEPRLnumerical quantum gravitynumerical spin foam

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Quantization of the gravitational field (83C45) Lattice gravity, Regge calculus and other discrete methods in general relativity and gravitational theory (83C27) Spinor and twistor methods in general relativity and gravitational theory; Newman-Penrose formalism (83C60) Asymptotic procedures (radiation, news functions, (mathcal{H} )-spaces, etc.) in general relativity and gravitational theory (83C30)

Related Items (5)

Markov chain Monte Carlo methods for graph refinement in spinfoam cosmology ⋮ The accidental flatness constraint does not mean a wrong classical limit ⋮ Lorentzian quantum gravity via Pachner moves: one-loop evaluation ⋮ Effective spin foam models for Lorentzian quantum gravity ⋮ Asymptotics of \(\mathrm{SL}(2,\mathbb{C})\) coherent invariant tensors

Uses Software

• sl2cfoam
• CUDAnative.jl
• CUDA.jl
• WIGXJPF

Cites Work

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• Tensor network states and geometry
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• Searching for classical geometries in spin foam amplitudes: a numerical method
• Addendum to ‘EPRL/FK asymptotics and the flatness problem’
• Effective spin foam models for Lorentzian quantum gravity
• On spinfoam models in large spin regime

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