D p = ∮ p n ⋅ i d S , Y = ∮ p n ⋅ j d S . displaystyle begin aligned D_ p &=oint pmathbf n cdot mathbf i ;mathrm d S,Y&=oint pmathbf n cdot mathbf j ;mathrm d S.end aligned The mixture with the wingtip vortices as well as vortex sheets feeding them is called the vortex wake. Follows a master thief and his Interpol Agent ex-girlfriend