Perturbative Finiteness in Spin-Foam Quantum Gravity

Louis Crane, Alejandro Perez, and Carlo Rovelli
Phys. Rev. Lett. 87, 181301 – Published 15 October 2001
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Abstract

The Lorentzian “normalized balanced state sum model” of quantum general relativity is finite on any nondegenerate triangulation. It provides a candidate for a background independent, perturbatively finite, quantum theory of general relativity in four dimensions and with Lorentzian signature.

  • Received 7 May 2001

DOI:https://doi.org/10.1103/PhysRevLett.87.181301

©2001 American Physical Society

Authors & Affiliations

Louis Crane1,2, Alejandro Perez3,4, and Carlo Rovelli3,4

  • 1Mathematics Department, Kansas State University, Manhattan, Kansas
  • 2and Istituto Superior Tecnico, Lisboa, Portugal
  • 3CPT, Case 907, Marseille, France
  • 4and Department of Physics, University of Pittsburgh, Pittsburgh, Pennsylvania

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Issue

Vol. 87, Iss. 18 — 29 October 2001

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