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hep-th2025★ 1 cited
Postcarrollian gravity
Florian Ecker, Daniel Grumiller, Patricio Salgado-Rebolledo
We construct postcarrollian gravity models in two, three, and four spacetime dimensions by applying algebraic expansion methods. As a byproduct, we present the most general postcar…
hep-th2024★ 2 cited
Carroll swiftons
Florian Ecker, Daniel Grumiller, Marc Henneaux +1
We construct Carroll-invariant theories with fields propagating outside the Carroll lightcone, i.e., at a speed strictly greater than zero (`Carroll swiftons'). We first consider m…