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gr-qc2025
4D Palatini-Cartan Gravity in Hamiltonian Form
Giovanni Canepa, Alberto S. Cattaneo
In this note the Hamiltonian formulation of four-dimensional gravity, in the Palatini-Cartan formalism, is recovered by elimination of an auxiliary field appearing as part of the c…
gr-qc2017★ 15 cited
IDEAL characterization of isometry classes of FLRW and inflationary spacetimes
Giovanni Canepa, Claudio Dappiaggi, Igor Khavkine
In general relativity, an IDEAL (Intrinsic, Deductive, Explicit, ALgorithmic) characterization of a reference spacetime metric consists of a set of tensorial equations $T[g]=…