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math.DG2019★ 2 cited
On the restricted conformal group of the (1+n)-Einstein static universe
Olimjon Eshkobilov, Emilio Musso, Lorenzo Nicolodi
Explicit models for the restricted conformal group of the Einstein static universe of dimension greater than two and for its universal covering group are constructed. Based on thes…
math.DG2019★ 1 cited
Critical Robertson-Walker universes
Olimjon Eshkobilov, Emilio Musso, Lorenzo Nicolodi
The integral of the energy density function of a closed Robertson-Walker (RW) spacetime with source a perfect fluid and cosmological constant gives rise to an act…