Data:L10a77/Multivariable Alexander

[math]\displaystyle{ -\frac{4 u^2 v^3-4 u^2 v^2+u^2 v+u v^4-5 u v^3+9 u v^2-5 u v+u+v^3-4 v^2+4 v}{u v^2} }[/math]