Classical and Quantum Gravity, ( ISI ), Volume (29), No (21), Year (2012-9) , Pages (215001-9)

Title : ( Parametrized post-Newtonian virial theorem )

Authors: Mahmood Roshan ,
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Abstract

Using the parametrized post-Newtonian equations of hydrodynamics, the tensor and the scalar form of the parametrized post-Newtonian (PPN) virial theorem are derived. The PPN virial theorem then is used to estimate the virial masses of galaxy clusters.

Keywords

, Parametrized post-newtonian formalism, Virial theorem