Irreducible components of two-column $\Delta$-Springer fibers

Joshua P. Connor, Sean T. Griffin, Kavish A. Purohit

The $\Delta$-Springer fibers $Y_{n,\lambda ,s}$, introduced by Levinson, Woo, and the second author, generalize Springer fibers for ${\mathrm{GL}}_n(\mathbb{C})$ and give a geometric interpretat…