Non-singular non-flat universes

DOI10.1016/J.AOP.2021.168727zbMath1483.83094arXiv2112.13042OpenAlexW4200084178MaRDI QIDQ2063642

Sergio Bravo Medina, Andrés Salamanca, Davide Batic, Marek Nowakowski

Publication date: 11 January 2022

Published in: Annals of Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2112.13042

zbMATH Keywords

cosmological modelsearly universenon-flat universenonsingular universebig bounce

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Exterior differential systems (Cartan theory) (58A15) Approximation procedures, weak fields in general relativity and gravitational theory (83C25) Propagation of singularities; initial value problems on manifolds (58J47)

Cites Work

• Classification of the FRW universe with a cosmological constant and a perfect fluid of the equation of state \(p = w \rho \)
• Beyond Einstein gravity. A survey of gravitational theories for cosmology and astrophysics.
• Quantum gravity in everyday life: general relativity as an effective field theory
• Scalar field cosmology in phase space
• Einstein-Cartan cosmologies
• Big bounce from spin and torsion
• Loop quantum cosmology of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>k</mml:mi><mml:mo>=</mml:mo><mml:mn>1</mml:mn></mml:math>FRW models
• NEWTONIAN UNIVERSES AND THE CURVATURE OF SPACE
• Viscous cosmologies
• Analysis of big bounce in Einstein–Cartan cosmology
• Spin effects in the effective quantum field theory of general relativity
• Inflationary universe: A possible solution to the horizon and flatness problems
• General relativity with spin and torsion: Foundations and prospects

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