Canonical gauge-invariant variables for scalar perturbations in synchronous coordinates
General Relativity and Quantum Cosmology
2007-05-23 v1
Abstract
Under an appropriate change of the perturbation variable Lifshitz-Khalatnikov propagation equations for the scalar perturbation reduce to d'Alembert equation. The change of variables is based on the Darboux transform.
Keywords
Cite
@article{arxiv.gr-qc/0511040,
title = {Canonical gauge-invariant variables for scalar perturbations in synchronous coordinates},
author = {Zdzislaw A. Golda and Andrzej Woszczyna and Karolina Zawada},
journal= {arXiv preprint arXiv:gr-qc/0511040},
year = {2007}
}
Comments
LaTeX, 9 pages