2 papers
gr-qc2024
An asymptotic characterisation of the Kerr spacetime
Robert Sansom, Juan A. Valiente Kroon
We provide a characterisation of the Kerr spacetime close to future null infinity using the asymptotic characteristic initial value problem in a conformally compactified spacetime.…
gr-qc2024
The -null gluing problem: linear and nonlinear analysis
Robert Sansom
In this paper, we investigate the -null gluing problem for the Einstein vacuum equations, that is, we consider the null gluing of up to and including third-order derivatives o…