(longs: CanHaveDelta[Longs]).+/-(delta)
(longs: CanHaveDelta[Longs]).+/-(delta)
(longs: CanHaveDelta[Longs]).+/-(delta)
(longs: CanHaveDelta[Longs]).+/-(delta)
(longs: CanHaveDelta[Longs]).n
(longs: CanHaveDelta[Longs]).n
(longs: CanHaveDelta[Longs]).n
(longs: CanHaveDelta[Longs]).n