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Lorentzian homogeneous spaces admitting a homogeneous structure of type $T1+T3$
We show that a Lorentzian homogeneous space admitting a homogeneous structure of type T1 + T3 is either a (locally) symmetric space or a singular homogeneous plane wave.
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Lenguaje: | eng |
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2005
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Acceso en línea: | https://dx.doi.org/10.1016/j.geomphys.2005.04.016 http://cds.cern.ch/record/831833 |