Hamiltonian formalism for cosmological perturbations: the separate-universe approach

DOI10.1088/1475-7516/2022/02/001zbMath1487.83113arXiv2110.11720OpenAlexW3211136381WikidataQ114096403 ScholiaQ114096403MaRDI QIDQ5063472

Vincent Vennin, D. Artigas, J. Grain

Publication date: 21 March 2022

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

Full work available at URL: https://arxiv.org/abs/2110.11720

zbMATH Keywords

inflationcosmological perturbation theoryphysics of the early universealternatives to inflation

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Geometrodynamics and the holographic principle (83E05) Gravitational energy and conservation laws; groups of motions (83C40) Relativistic dynamics for problems in Hamiltonian and Lagrangian mechanics (70H40) Perturbations in context of PDEs (35B20) Perturbation theories for problems in Hamiltonian and Lagrangian mechanics (70H09)

Related Items (2)

Gauge-fixing and spacetime reconstruction in the Hamiltonian theory of cosmological perturbations ⋮ Uphill inflation

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