Affine quadrupole mode of a star
= Affine quadrupole mode of a star
An affine quadrupole mode has axis perturbations whose fractional sum vanishes. It changes the ellipsoidal shape without changing <volume> to first order.
= Affine quadrupole mode of a star
An affine quadrupole mode has axis perturbations whose fractional sum vanishes. It changes the ellipsoidal shape without changing <volume> to first order.