First order formulation of unimodular gravity

E. Álvarez and S. González-Martín
Phys. Rev. D 92, 024036 – Published 20 July 2015
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Abstract

First order Lagrangians for the Weyl invariant formulation of unimodular gravity are proposed. Several alternatives are examined; in some of them, first and second order are equivalent in a certain gauge only.

  • Received 25 June 2015

DOI:https://doi.org/10.1103/PhysRevD.92.024036

© 2015 American Physical Society

Authors & Affiliations

E. Álvarez1,2,* and S. González-Martín1,2,†

  • 1Instituto de Física Teórica UAM/CSIC, C/Nicolas Cabrera, 13-15, C.U. Cantoblanco, 28049 Madrid, Spain
  • 2Departamento de Física Teórica, Universidad Autónoma de Madrid, 20849 Madrid, Spain

  • *enrique.alvarez@uam.es
  • †sergio.gonzalez.martin@csic.es

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Vol. 92, Iss. 2 — 15 July 2015

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