Robustness of slow contraction to cosmic initial conditions

DOI10.1088/1475-7516/2020/08/030zbMath1492.83097arXiv2006.04999OpenAlexW3099694780WikidataQ130454827 ScholiaQ130454827MaRDI QIDQ5070330

Elliot Y. Davies, William G. Cook, Frans Pretorius, Anna Ijjas, Paul J. Steinhardt

Publication date: 11 April 2022

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

Full work available at URL: https://arxiv.org/abs/2006.04999

zbMATH Keywords

gravitycosmological simulationsphysics of the early universealternatives to inflation

Mathematics Subject Classification ID

Attractors (35B41) Geometrodynamics and the holographic principle (83E05) Methods of global Riemannian geometry, including PDE methods; curvature restrictions (53C21) Propagation of singularities; initial value problems on manifolds (58J47) Mathematical modeling or simulation for problems pertaining to relativity and gravitational theory (83-10)

Related Items (14)

CTTK: a new method to solve the initial data constraints in numerical relativity ⋮ Supersmoothing through slow contraction ⋮ Evolution of black holes through a nonsingular cosmological bounce ⋮ Dynamical attractors in contracting spacetimes dominated by kinetically coupled scalar fields ⋮ The robustness of slow contraction and the shape of the scalar field potential ⋮ Bouncing Cosmology in Extended Gravity and Its Reconstruction as Dark Energy Model ⋮ 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 ⋮ Spectrum of Cuscuton bounce ⋮ Sourcing curvature modes with entropy perturbations in non-singular bouncing cosmologies ⋮ Ultralocality and slow contraction ⋮ Cosmic no-hair theorems for viscous contracting Universes ⋮ An anisotropic bouncing universe in non-local gravity

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