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A Characterization of Vacuum

Research paper by Sharief Deshmukh, Zafar Ahsan

Indexed on: 30 Jun '13Published on: 30 Jun '13Published in: International Journal of Theoretical Physics



Abstract

In this note, we use a Killing vector field on a 4-dimensional Lorentzian space-time (M,g), to obtain sufficient conditions for (M,g) to be a vacuum.