Reparametrization invariant action for gravity with dynamical determinant of metric

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Authors	KLUSOŇ Josef
Year of publication	2024
Type	Article in Periodical
Magazine / Source	Journal of Cosmology and Astroparticle Physics
MU Faculty or unit	Faculty of Science
Citation
web	https://iopscience.iop.org/article/10.1088/1475-7516/2024/07/082
Doi	https://doi.org/10.1088/1475-7516/2024/07/082
Keywords	gravity; modified gravity
Description	We present manifestly reparametrization invariant action for theory of gravity with dynamical determinant of metric. We show that it is similar to a reparametrization invariant action for unimodular gravity. We determine canonical form of the action and study structure of constraints.
Related projects:	Dualities and higher derivatives