English

Double layer in quadratic gravity and least action principle

General Relativity and Quantum Cosmology 2020-09-29 v1 High Energy Physics - Theory

Abstract

The Israel equations for thin shells in General Relativity are derived directly from the least action principle. The method is elaborated for obtaining the equations for double layers in quadratic gravity from the least action principle.

Cite

@article{arxiv.2009.12400,
  title  = {Double layer in quadratic gravity and least action principle},
  author = {V. A. Berezin and V. I. Dokuchaev and Yu. N. Eroshenko and A. L. Smirnov},
  journal= {arXiv preprint arXiv:2009.12400},
  year   = {2020}
}

Comments

6 pages

R2 v1 2026-06-23T18:48:21.947Z