Affine Springer fibers and the affine matrix ball construction for rectangular type nilpotents

PB Alvarez, L Ying, G Yue - arXiv preprint arXiv:2007.14501, 2020 - arxiv.org
In this paper, we study the affine Springer fiber $\mathcal {F} l_N $ in type $ A $ for
rectangular type semisimple nil-element $ N $ and calculate the relative position between …