Data:L11a291/Multivariable Alexander

[math]\displaystyle{ \frac{(u-1) (v-1) \left(u^2 v^3-2 u^2 v^2+u^2 v+u v^4-3 u v^3+2 u v^2-3 u v+u+v^3-2 v^2+v\right)}{u^{3/2} v^{5/2}} }[/math]