Degenerate flag varieties of type A and C are Schubert varieties
Representation Theory
2014-07-17 v4
Abstract
We show that in type A or C any degenerate flag variety is in fact isomorphic to a Schubert variety in an appropriate partial flag manifold.
Keywords
Cite
@article{arxiv.1403.2889,
title = {Degenerate flag varieties of type A and C are Schubert varieties},
author = {Giovanni Cerulli Irelli and Martina Lanini},
journal= {arXiv preprint arXiv:1403.2889},
year = {2014}
}
Comments
The new version includes an appendix where we discuss desingularizations. 14 pages