Cosmic backreaction and Gauss's law
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DOI: 10.1103/physrevd.95.124009
Abstract: Cosmic backreaction refers to the general question of whether a homogeneous and isotropic cosmological model is able to predict the correct expansion dynamics of our inhomogeneous Universe. One aspect of this issue concerns the validity… read more here.
Keywords: gauss law; cosmic backreaction; backreaction; backreaction gauss ... See more keywords
Machine Learning Cosmic Backreaction and Its Effects on Observations.
Sign Up to like & getrecommendations! Published in 2023 at "Physical review letters"
DOI: 10.1103/physrevlett.130.201003
Abstract: Symbolic expressions for cosmic backreaction and mean redshift drift in a range of two-region models in terms of average quantities are presented. The demonstration that these expressions can be obtained constitutes the opening of a… read more here.
Keywords: learning cosmic; backreaction; machine learning; cosmic backreaction ... See more keywords