Data:L11a423/Multivariable Alexander

[math]\displaystyle{ \frac{u v^2 w^3-2 u v^2 w^2+2 u v^2 w-u v^2+u v w^4-4 u v w^3+7 u v w^2-6 u v w+2 u v-u w^4+3 u w^3-4 u w^2+3 u w-3 v^2 w^3+4 v^2 w^2-3 v^2 w+v^2-2 v w^4+6 v w^3-7 v w^2+4 v w-v+w^4-2 w^3+2 w^2-w}{\sqrt{u} v w^2} }[/math]