Data:L11n243/Multivariable Alexander

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