Inverse-square law
= Inverse-square law
{wiki}
For isotropic propagation in three spatial dimensions, a conserved flux from a point source decreases as the reciprocal square of distance. A source of luminosity $L$ produces flux $f=L/(4\pi r^2)$.
= Inverse-square law
{wiki}
For isotropic propagation in three spatial dimensions, a conserved flux from a point source decreases as the reciprocal square of distance. A source of luminosity $L$ produces flux $f=L/(4\pi r^2)$.