Surface area of an n-sphere
= Surface area of an n-sphere
{wiki}
The boundary of the radius-$R$ ball has area $2\pi^{n/2}R^{n-1}/\Gamma(n/2)$.
= Surface area of an n-sphere
{wiki}
The boundary of the radius-$R$ ball has area $2\pi^{n/2}R^{n-1}/\Gamma(n/2)$.