English

Cosmological diagrammatic rules

High Energy Physics - Theory 2014-11-21 v1 Cosmology and Nongalactic Astrophysics Statistical Mechanics General Relativity and Quantum Cosmology High Energy Physics - Phenomenology

Abstract

A simple set of diagrammatic rules is formulated for perturbative evaluation of ``in-in" correlators, as is needed in cosmology and other nonequilibrium problems. These rules are both intuitive, and efficient for calculational purposes.

Keywords

Cite

@article{arxiv.1005.3287,
  title  = {Cosmological diagrammatic rules},
  author = {Steven B. Giddings and Martin S. Sloth},
  journal= {arXiv preprint arXiv:1005.3287},
  year   = {2014}
}

Comments

7 pages, 3 figures

R2 v1 2026-06-21T15:24:39.978Z