Exact Piecewise Flat Gravitational Waves
General Relativity and Quantum Cosmology
2011-11-28 v2
Abstract
We generalize our previous linear result [1] in obtaining gravitational waves from our piecewise flat model for gravity in 3+1 dimensions to exact piecewise flat configurations describing exact planar gravitational waves. We show explicitly how to construct a piecewise flat spacetime that describes an impulsive plane wavefront. From these wavefronts more general plane waves may be constructed.
Cite
@article{arxiv.1106.5380,
title = {Exact Piecewise Flat Gravitational Waves},
author = {Maarten van de Meent},
journal= {arXiv preprint arXiv:1106.5380},
year = {2011}
}