Disformal symmetry in the Universe: mimetic gravity and beyond

DOI10.1088/1475-7516/2023/08/046arXiv2304.11035OpenAlexW4385972838MaRDI QIDQ6094203

Publication date: 13 September 2023

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

Full work available at URL: https://arxiv.org/abs/2304.11035

zbMATH Keywords

ghosts scalar-tensor theory cosmological perturbation theory Ostrogradski instability disformal transformations higher-derivatives theory

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Methods of quantum field theory in general relativity and gravitational theory (83C47) Relativistic gravitational theories other than Einstein's, including asymmetric field theories (83D05)

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