Cotton Blend Gravity $pp$ Waves
General Relativity and Quantum Cosmology
2008-11-26 v1 High Energy Physics - Theory
Abstract
We study conformal gravity in d=2+1, where the Cotton tensor is equated to a--necessarily traceless--matter stress tensor, for us that of the improved scalar field. We first solve this system exactly in the wave regime, then show it to be equivalent to topologically massive gravity.
Keywords
Cite
@article{arxiv.gr-qc/0409011,
title = {Cotton Blend Gravity $pp$ Waves},
author = {S. Deser and R. Jackiw and S. -Y. Pi},
journal= {arXiv preprint arXiv:gr-qc/0409011},
year = {2008}
}
Comments
6 pages. Dedicated to Andrzej Staruszkiewicz, a pioneer in d=3 gravity, on his 65th birthday