2021/02/16 by Yohannes, Schiden, Giulini, Domenico
#FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #Mathematical Physics (math-ph)
paper · doi:10.48550/arxiv.2102.08496
We prove that any G=SU(2)× U(1) symmetric spacetime that is Ricci flat (i.e. solves the matter-free Λ=0 Einstein equations) with non-null G-orbits is locally isometric to some maximally extended generalised Taub-NUT spacetime.