On the covariance of scalar averaging and backreaction in relativistic inhomogeneous cosmology

DOI10.1088/1361-6382/ab0618zbMath1476.83191arXiv1811.01374OpenAlexW2899318818WikidataQ125719311 ScholiaQ125719311MaRDI QIDQ3380457

Pierre Mourier, Asta Heinesen, Thomas Buchert

Publication date: 28 September 2021

Published in: Classical and Quantum Gravity (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1811.01374

zbMATH Keywords

Lagrangian descriptiongeneral relativityfoliationsbackreaction

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Covariant wave equations in quantum theory, relativistic quantum mechanics (81R20) Foliations (differential geometric aspects) (53C12) Equations of motion in general relativity and gravitational theory (83C10) Lagrangian formalism and Hamiltonian formalism in mechanics of particles and systems (70S05) Finite volume methods applied to problems in statistical mechanics (82M12)

Related Items (7)

Generalized covariant prescriptions for averaging cosmological observables ⋮ On average properties of inhomogeneous fluids in general relativity. III: General fluid cosmologies ⋮ An almost FLRW universe as an averaged geometry in macroscopic gravity ⋮ Dark matter from backreaction? Collapse models on galaxy cluster scales ⋮ Towards statistically homogeneous and isotropic perfect fluid universes with cosmic backreaction ⋮ Gauss–Bonnet–Chern approach to the averaged Universe ⋮ Energy of cosmological spacetimes and perturbations: a quasilocal approach ^*

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• On average properties of inhomogeneous fluids in general relativity: Perfect fluid cosmologies

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