Quot scheme of points on torus knot singularities

Yifeng Huang, Ruofan Jiang, Alexei Oblomkov

For $\gcd (a,b)=1$, we show that the moduli space of $m$-codimensional $\mathbb{k}[[T^a,T^b]]$-submodules of $\mathbb{k}[[T]{]}^n$ is paved by affine cells, by proving that each Białyni…