Area-angle variables for general relativity
General Relativity and Quantum Cosmology
2008-11-26 v3 High Energy Physics - Lattice
High Energy Physics - Theory
Abstract
We introduce a modified Regge calculus for general relativity on a triangulated four dimensional Riemannian manifold where the fundamental variables are areas and a certain class of angles. These variables satisfy constraints which are local in the triangulation. We expect the formulation to have applications to classical discrete gravity and non-perturbative approaches to quantum gravity.
Cite
@article{arxiv.0802.0864,
title = {Area-angle variables for general relativity},
author = {Bianca Dittrich and Simone Speziale},
journal= {arXiv preprint arXiv:0802.0864},
year = {2008}
}
Comments
7 pages, 1 figure. v2 small changes to match published version