Linearized gravity
= Linearized gravity
{wiki}
= Metric perturbation
{synonym}
Linearized gravity writes $g_{\mu\nu}=\eta_{\mu\nu}+h_{\mu\nu}$ with $|h_{\mu\nu}|\ll1$ and discards terms quadratic in $h$ and its derivatives.
= Linearized gravity
{wiki}
= Metric perturbation
{synonym}
Linearized gravity writes $g_{\mu\nu}=\eta_{\mu\nu}+h_{\mu\nu}$ with $|h_{\mu\nu}|\ll1$ and discards terms quadratic in $h$ and its derivatives.