English

A group-theoretic characterisation of Taub-Nut spacetime

Mathematical Physics 2021-02-18 v1 General Relativity and Quantum Cosmology math.MP

Abstract

We prove that any G=SU(2)×U(1)G=SU(2)\times U(1) symmetric spacetime that is Ricci flat (i.e. solves the matter-free Λ=0\Lambda=0 Einstein equations) with non-null GG-orbits is locally isometric to some maximally extended generalised Taub-NUT spacetime.

Keywords

Cite

@article{arxiv.2102.08496,
  title  = {A group-theoretic characterisation of Taub-Nut spacetime},
  author = {Schiden Yohannes and Domenico Giulini},
  journal= {arXiv preprint arXiv:2102.08496},
  year   = {2021}
}

Comments

25 pages, no figures

R2 v1 2026-06-23T23:13:53.949Z