204 citations · 1.2k across the 40 of their papers we have counts for
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math-ph2016★ 204 cited
Generalized Robertson-Walker space times, a survey
Carlo Alberto Mantica, Luca Guido Molinari
Generalized Robertson-Walker spacetimes extend the notion of Robertson-Walker spacetimes, by allowing for spatial non-homogeneity. A survey is presented, with main focus on Chen's…
math-ph2016★ 86 cited
On the Weyl and Ricci tensors of Generalized Robertson-Walker space-times
Carlo Alberto Mantica, Luca Guido Molinari
We prove theorems about the Ricci and the Weyl tensors on generalized Robertson-Walker space-times of dimension . In particular, we show that the concircular vector introdu…