Puzzle Model for Bumpless Pipe Dream
Combinatorics
2020-12-22 v1 Algebraic Geometry
Abstract
In this note, a new puzzle is introduced where the pipe dream and bumpless pipe dream can be played simultaneously. Using these, a combinatorial proof of the (ordinary) Schubert polynomials in terms of bumpless pipe dream is given. The main tool is the Yang--Baxter equation.
Cite
@article{arxiv.2012.10909,
title = {Puzzle Model for Bumpless Pipe Dream},
author = {Rui Xiong},
journal= {arXiv preprint arXiv:2012.10909},
year = {2020}
}
Comments
10 pages, 40 figures