Data:L11n417/Multivariable Alexander

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