Searching for classical geometries in spin foam amplitudes: a numerical method

DOI10.1088/1361-6382/ab7ee1zbMath1479.83081arXiv1909.07832OpenAlexW2973463678MaRDI QIDQ5161974

Francesco Gozzini, Pietro Donà, Giorgio Sarno

Publication date: 1 November 2021

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

Full work available at URL: https://arxiv.org/abs/1909.07832

zbMATH Keywords

semiclassical limitloop quantum gravityspinfoam

Mathematics Subject Classification ID

Quantization of the gravitational field (83C45) Semiclassical techniques, including WKB and Maslov methods applied to problems in quantum theory (81Q20) Spinor and twistor methods in general relativity and gravitational theory; Newman-Penrose formalism (83C60) Euclidean analytic geometry (51N20)

Related Items (4)

Loop quantum gravity with optimal control path integral, and application to black hole tunneling ⋮ A discretization of Holst's action for general relativity ⋮ A high-performance code for EPRL spin foam amplitudes ⋮ Asymptotics of \(\mathrm{SL}(2,\mathbb{C})\) coherent invariant tensors

Uses Software

• sl2cfoam
• WIGXJPF

Cites Work

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• A definition of the Ponzano–Regge quantum gravity model in terms of surfacesa)

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