Data:L11n164/Multivariable Alexander

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