Physical Review Letters · 2001 · 67 citations · 42 references
Natural SciencesPhysicsQuantum MechanicsRelativityTheoretical PhysicsCurved SpacetimeEinstein Field EquationsGeneral RelativityQuantum Field TheoryQuantum GravityGeneral Relativity In CosmologyLorentzian GeometrySpin Foam Models
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.
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