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gr-qc2020★ 4 cited
Einstein gravity as a gauge theory for the conformal group
Yannick Herfray, Carlos Scarinci
General Relativity in dimension can be formulated as a gauge theory for the conformal group , along with an additional field reducing the structure group d…
gr-qc2020★ 30 cited
Asymptotic Shear and the Intrinsic Conformal Geometry of Null-Infinity
Yannick Herfray
In this article we propose a new geometrization of the radiative phase space of asymptotically flat space-times: we show that the geometry induced on null-infinity by the presence…