Regular Article - Theoretical Physics
Lagrange multiplier modified Hořava–Lifshitz gravity
Department of Theoretical Physics and Astrophysics, Faculty of Science, Masaryk University, Kotlářská 2, 611 37, Brno, Czech Republic
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Revised: 2 November 2011
Published online: 6 December 2011
We consider RFDiff invariant Hořava–Lifshitz gravity action with additional Lagrange multiplier term that is a function of scalar curvature. We find its Hamiltonian formulation and we show that the constraint structure implies the same number of physical degrees of freedom as in General Relativity.
© Springer-Verlag / Società Italiana di Fisica, 2011