On the SO(2,1) symmetry in General Relativity
classification
🌀 gr-qc
keywords
generalrelativitysymmetryalgebraanalyzedclassifiedcontainingcosmological
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The role of the SO(2,1) symmetry in General Relativity is analyzed. Cosmological solutions of Einstein field equations invariant with respect to a space-like Lie algebra G_r, with r between 3 and 6 and containing so(2,1) as a subalgebra, are also classified.
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