Radial function
= Radial function
{title2=$f(x)=g(|x|)$}
{wiki}
A radial function depends only on the distance from the origin: $f(x)=g(|x|)$. Differential operators then reduce to radial formulas such as $\Delta f=g''+(n-1)g'/r$.
= Radial function
{title2=$f(x)=g(|x|)$}
{wiki}
A radial function depends only on the distance from the origin: $f(x)=g(|x|)$. Differential operators then reduce to radial formulas such as $\Delta f=g''+(n-1)g'/r$.