Lawrence 多面体细分中的 Alexander 对偶
组合数学
2010-06-15 v2
摘要
表示 Lawrence 多面体的三角剖分与细分的单纯复形类在 Alexander 对偶下是封闭的。这为有向拟阵对偶给出了一个新的几何模型。
引用
@article{arxiv.math/0202104,
title = {Alexander duality in subdivisions of Lawrence polytopes},
author = {Francisco Santos and Bernd Sturmfels},
journal= {arXiv preprint arXiv:math/0202104},
year = {2010}
}
备注
12 pages, 3 figures, to appear in Advances in Geometry. Changes from v1: Added a Section 5 on the topology of Alexander duals, after useful comments by an anonymous referee