2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/8523It is shown that the gravitational potential outside an inhomogeneous ellipsoid of revolution (spheroid) whose isodensity surfaces are confocal spheroids is identical to the gravitational potential of a homogeneous spheroid of the same mass.4 pagesAstrophysicsMathematical PhysicsClassical Physicstext