Cosmological perfect-fluids in f(R) gravity
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DOI: 10.1142/s0219887819500087
Abstract: We show that an [Formula: see text]-dimensional generalized Robertson–Walker (GRW) space-time with divergence-free conformal curvature tensor exhibits a perfect fluid stress–energy tensor for any [Formula: see text] gravity model. Furthermore, we prove that a conformally… read more here.
Keywords: perfect fluids; fluids gravity; cosmological perfect; gravity ... See more keywords