MLT−2\mathrm{MLT}^{-2}MLT−2
ML2 T2\mathrm{ML}^{2} \mathrm{~T}^{2}ML2 T2
M∘LT−2\mathrm{M}^{\circ} \mathrm{LT}^{-2}M∘LT−2
ML∘T−2\mathrm{ML}^{\circ} \mathrm{T}^{-2}ML∘T−2
