Abstract
We report on our independent investigations of the puzzle of cosmological perturbations in extended quasidilaton. We confirm the claims of presence of the Boulware-Deser ghost. We use both the language of cosmological perturbations with broken diffeomorphisms and the Stückelberg approach.
- Received 29 June 2017
DOI:https://doi.org/10.1103/PhysRevD.96.104032
© 2017 American Physical Society
Physics Subject Headings (PhySH)
Gravitation, Cosmology & AstrophysicsParticles & Fields