A Ponzano-Regge model of Lorentzian 3-Dimensional gravity

Details A Ponzano-Regge model of Lorentzian 3-Dimensional gravity A Ponzano-Regge model of Lorentzian 3-Dimensional gravity

2001-02-22

arxiv.org/abs/gr-qc/0102098v1

Nucl.Phys.Proc.Suppl. 88 (2000) 237-240

Astronomy and Astrophysics

Astrophysics

General Relativity and Quantum Cosmology

7 pages, Talk presented at Villasimius 1999, constraint dynamics and quantum gravity conference

Scientific paper

10.1016/S0920-5632(00)00775-1

We present the construction of the partition function of 3-dimensional
gravity in the Lorentzian regime as a state sum model over a triangulation.
This generalize the work of Ponzano and Regge to the case of Lorentzian
signature.

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