English

Quantum gravity as sum over spacetimes

General Relativity and Quantum Cosmology 2014-11-20 v2 High Energy Physics - Lattice High Energy Physics - Theory

Abstract

A major unsolved problem in theoretical physics is to reconcile the classical theory of general relativity with quantum mechanics. These lectures will deal with an attempt to describe quantum gravity as a path integral over geometries known as "Causal Dynamical Triangulations" (CDT).

Keywords

Cite

@article{arxiv.0906.3947,
  title  = {Quantum gravity as sum over spacetimes},
  author = {Jan Ambjorn and Jerzy Jurkiewicz and Renate Loll},
  journal= {arXiv preprint arXiv:0906.3947},
  year   = {2014}
}

Comments

references added, typos corrected. 67 pages, lectures given at the summer school "New Paths Towards Quantum Gravity", May 12-16 2008. To appear as part of a Springer Lecture Notes in Physics publication: "Quantum Gravity - New Paths Towards Unification"

R2 v1 2026-06-21T13:16:11.994Z