Data:L11a516/Multivariable Alexander

[math]\displaystyle{ -\frac{(u-1) (w-1) \left(u v^2 w+u v w^2-2 u v w+u v-u w^2+2 u w-u+v^2 w^2-2 v^2 w+v^2-v w^2+2 v w-v-w\right)}{u v w^{3/2}} }[/math]