VSI i space–times and the ϵ -property

We investigate Lorentzian space–times where all zeroth and first order curvature invariants vanish and discuss how this class differs from the one where all curvature invariants vanish (VSI). We show that for VSI space–times all components of the Riemann tensor and its derivatives up to some fixed o...

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Veröffentlicht in:Journal of mathematical physics 2005-06, Vol.46 (6), p.063501-063501-6
Hauptverfasser: Pelavas, N., Coley, A., Milson, R., Pravda, V., Pravdová, A.
Format: Artikel
Sprache:eng
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Zusammenfassung:We investigate Lorentzian space–times where all zeroth and first order curvature invariants vanish and discuss how this class differs from the one where all curvature invariants vanish (VSI). We show that for VSI space–times all components of the Riemann tensor and its derivatives up to some fixed order can be made arbitrarily small. We discuss this in more detail by way of examples.
ISSN:0022-2488
1089-7658
DOI:10.1063/1.1904707