Conformally flat FRW metrics
高能物理 - 理论
2008-11-26 v3 广义相对论与量子宇宙学
摘要
We find a new family of non-separable coordinate transformations bringing the FRW metrics into the manifestly conformally flat form. Our results are simple and complete, while our derivation is quite explicit. We also calculate all the FRW curvatures, including the Weyl tensor.
引用
@article{arxiv.hep-th/0702139,
title = {Conformally flat FRW metrics},
author = {Masao Iihoshi and Sergei V. Ketov and Atsushi Morishita},
journal= {arXiv preprint arXiv:hep-th/0702139},
year = {2008}
}
备注
19 pages; LaTeX; no figures; misprints corrected, a few references and short notes added