101 citations · 132 across the 4 of their papers we have counts for
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hep-th2016
Ostrogradsky in Theories with Multiple Fields
Claudia de Rham, Andrew Matas
We review how the (absence of) Ostrogradsky instability manifests itself in theories with multiple fields. It has recently been appreciated that when multiple fields are present, t…
hep-th2015
Point particle motion in topologically nontrivial space-times
Andrew Matas, Daniel Müller, Glenn Starkman
It is well known that compactifying a space can break symmetries that are present in the covering space. In this paper we study the effects of such topological symmetry breaking on…