Weighed scalar averaging in LTB dust models: part I. Statistical fluctuations and gravitational entropy

DOI10.1088/0264-9381/30/6/065015zbMath1267.83130arXiv1209.1962OpenAlexW3105584356MaRDI QIDQ4923856

Roberto A. Sussman

Publication date: 27 May 2013

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

Full work available at URL: https://arxiv.org/abs/1209.1962

zbMATH Keywords

dust modelsLemaître-Tolman-Bondi (LTB)weighed scalar average formalism

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Applications of statistics to physics (62P35) Quantum field theory on curved space or space-time backgrounds (81T20) Macroscopic interaction of the gravitational field with matter (hydrodynamics, etc.) (83C55) Measures of information, entropy (94A17) Approximation procedures, weak fields in general relativity and gravitational theory (83C25) Astrophysical cosmology (85A40)

Related Items (9)

How appropriate are the gravitational entropy proposals for traversable wormholes? ⋮ On average properties of inhomogeneous fluids in general relativity. III: General fluid cosmologies ⋮ Scalar Averaging in Szekeres Models ⋮ The averaging problem on the past null cone in inhomogeneous dust cosmologies ⋮ Lemaître–Tolman–Bondi dust solutions in f ( R ) gravity ⋮ Averaged Lemaître–Tolman–Bondi dynamics ⋮ Cosmological backreaction in spherical and plane symmetric dust-filled space-times ⋮ Gauss–Bonnet–Chern approach to the averaged Universe ⋮ An investigation on gravitational entropy of cosmological models

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