Comments on Backreaction

2015/06/22 by Stephen R. Green, Stephen Green, Robert M. Wald +2 · 1 voice · 1 citation
Physics and Astronomy · Psychology · #Philosophy and Theoretical Science #Quantum Mechanics and Applications #Relativity and Gravitational Theory #astro-ph.CO #gr-qc #hep-th

paper · pdf · doi:10.48550/arxiv.1506.06452

v1: 10 pages; v2: 11 pages, updated to correspond to published version of Buchert et al. [arXiv:1505.07800]

arxiv published 2015/06/22 · arxiv created 2015/10/30 · arxiv updated 2015/10/30

Abstract

We respond to the criticisms of a recent paper of Buchert et al. [arXiv:1505.07800]

Citations

• Is there proof that backreaction of inhomogeneities is irrelevant in cosmology?

Cited by

• Light propagation in inhomogeneous and anisotropic cosmologies
• Is there proof that backreaction of inhomogeneities is irrelevant in cosmology?

Discussions

• Should also add that Wiltshire’s theory is based on Buchert’s backreaction work, but there is a whole sequence of papers from Green & Wald basically saying the effect of backreaction is provably null [bsky, 1 points, 0 comments]

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