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arxiv: 0902.3522 · v1 · submitted 2009-02-20 · 🌀 gr-qc

Comment on "Existence of Einstein static universes and their stability in fourth-order theories of gravity"

classification 🌀 gr-qc
keywords einsteinstatictheoriesadmitalgebraicarguedbroadenedclass
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It is argued that the solution space of the equation determining the class of $f(R)$ theories which admit an Einstein static universe should be broadened by including the algebraic roots.

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