Kartik Prabhu
More weekend reading, this time on the “matching problem”
https://arxiv.org/abs/1808.07863
Kartik Prabhu
Some weekend reading: two new papers on blackholes
Canonical Energy and Hertz Potentials for Perturbations of Schwarzschild Spacetime http://arxiv.org/abs/1807.09883
Symmetries and charges of general relativity at null boundaries http://arxiv.org/abs/1807.11499