## gerryliyana 2 years ago did you know Einstein Equation about viscosity ???

1. gerryliyana

$\frac{ \mu^{*} }{ \mu } = 1 + \left( \frac{ 5n }{ 2 } \right) \left( \frac{ 4\pi r^{3} }{ 3 } \right)$ how to derive it??