Ultralocality and slow contraction

DOI10.1088/1475-7516/2021/06/013zbMath1485.83143arXiv2103.00584OpenAlexW3171623566MaRDI QIDQ5028728

Andrew P. Sullivan, Paul J. Steinhardt, Frans Pretorius, Anna Ijjas, William G. Cook

Publication date: 10 February 2022

Published in: Journal of Cosmology and Astroparticle Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2103.00584

zbMATH Keywords

gravitycosmological simulationsphysics of the early universealternatives to inflation

Mathematics Subject Classification ID

Homogeneous spaces and generalizations (14M17) Relativistic cosmology (83F05) Geometrodynamics and the holographic principle (83E05) Macroscopic interaction of the gravitational field with matter (hydrodynamics, etc.) (83C55) Perturbations in context of PDEs (35B20) Isotropic turbulence; homogeneous turbulence (76F05)

Related Items (5)

Dynamical attractors in contracting spacetimes dominated by kinetically coupled scalar fields ⋮ The robustness of slow contraction and the shape of the scalar field potential ⋮ Gauge/frame invariant variables for the numerical relativity study of cosmological spacetimes ⋮ Initial conditions problem in cosmological inflation revisited ⋮ Lessons for adaptive mesh refinement in numerical relativity

Cites Work

• Supersmoothing through slow contraction
• Elliptic-hyperbolic systems and the Einstein equations
• A regime of linear stability for the Einstein-scalar field system with applications to nonlinear Big Bang formation
• Kasner-like behaviour for subcritical Einstein-Matter systems
• Bouncing cosmology made simple
• Dynamical Structure and Definition of Energy in General Relativity
• Robustness of slow contraction to cosmic initial conditions
• Inflationary universe: A possible solution to the horizon and flatness problems
• Quiescent cosmological singularities

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