Extensions of the generalized hedgehog ansatz for the Einstein-nonlinear \(\sigma\)-model system: black holes with NUT, black strings and time-dependent solutions

DOI10.1007/JHEP09(2019)090zbMath1423.83013arXiv1907.02563MaRDI QIDQ2332238

Alex Giacomini, Marcello Ortaggio

Publication date: 1 November 2019

Published in: Journal of High Energy Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1907.02563

zbMATH Keywords

black holessigma models

Mathematics Subject Classification ID

Black holes (83C57) String and superstring theories in gravitational theory (83E30) Exact solutions to problems in general relativity and gravitational theory (83C15)

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