Ghost-free higher derivative unimodular gravity
arXiv:1708.03133 · doi:10.1103/PhysRevD.96.124031
Abstract
The unimodular version of the ghost-free higher derivative gravity is obtained. It is the unimodular reduction of some particular lagrangians quadratic in curvature.
arXiv comment11 pages. LaTeX, some mistakes corrected; reference added. Verdio to be published in PRD
References in corpus (10)
- Towards singularity and ghost free theories of gravity
- Super-renormalizable Quantum Gravity
- Transverse Fierz-Pauli symmetry
- Counting ghosts in the "ghost-free" non-local gravity
- Quantum Corrections to Unimodular Gravity
- Stringy gravity at short distances
- Unimodular Trees versus Einstein Trees
- A note on the Gauge Symmetries of Unimodular Gravity
- Higher curvature gravities, unlike GR, cannot be bootstrapped from their (usual) linearizations
- Higher order gravities and the Strong Equivalence Principle