Multiplicity-free Schubert calculus
Combinatorics
2011-10-19 v2 Algebraic Geometry
Abstract
We give a nonrecursive, combinatorial characterization of multiplicity-free products of Grassmannian Schubert classes. This answers a question of W. Fulton and extends results of J. Stembridge.
Keywords
Cite
@article{arxiv.math/0511537,
title = {Multiplicity-free Schubert calculus},
author = {Hugh Thomas and Alexander Yong},
journal= {arXiv preprint arXiv:math/0511537},
year = {2011}
}
Comments
14 pages; v2 has updated references and minor edits; accepted to Canadian Bulletin of Math