no code implementations • 2 Oct 2020 • Marco Celoria, Denis Comelli, Luigi Pilo, Rocco Rollo
Inflation driven by a generic self-gravitating medium is an interesting alternative to study the impact of spontaneous spacetime symmetry breaking during a quasi de-Sitter phase, in particular the 4-dimensional diffeomorphism invariance of GR is spontaneously broken down to $ISO(3)$.
General Relativity and Quantum Cosmology High Energy Physics - Theory