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20132022
most citedPerfect-fluid, generalised Robertson-Walker space-times, and Gray's decomposition

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math.DG2016★ 16 cited

On symmetries of generalized Robertson-Walker Space-times and applications

H. K. El-Sayied, S. Shenawy, N. Syied

The purpose of the present article is to study and characterize sev- eral types of symmetries of generalized Robertson-Walker space-times. Con- formal vector fields, curvature and…