Canonical transformations and squeezing formalism in cosmology

DOI10.1088/1475-7516/2020/02/022zbMath1489.83079arXiv1910.01916OpenAlexW3117272010MaRDI QIDQ5067856

Vincent Vennin, J. Grain

Publication date: 4 April 2022

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

Full work available at URL: https://arxiv.org/abs/1910.01916

zbMATH Keywords

inflationphysics of the early universequantum field theory on curved space

Mathematics Subject Classification ID

Geometric invariant theory (14L24) Relativistic cosmology (83F05) Quantum field theory on curved space or space-time backgrounds (81T20) Geometrodynamics and the holographic principle (83E05) Coherent states (81R30) Semiclassical techniques, including WKB and Maslov methods applied to problems in quantum theory (81Q20) Relativistic dynamics for problems in Hamiltonian and Lagrangian mechanics (70H40) Perturbations in context of PDEs (35B20) Canonical and symplectic transformations for problems in Hamiltonian and Lagrangian mechanics (70H15)

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