A Counterexample to Wegner’s Conjecture on Good Covers

被引:0
|
作者
Martin Tancer
机构
[1] Charles University,Department of Applied Mathematics and Institute for Theoretical Computer Science, Faculty of Mathematics and Physics
来源
Discrete & Computational Geometry | 2012年 / 47卷
关键词
-collapsibility; Good cover; Convex set; Simplicial complex;
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学科分类号
摘要
In 1975 Wegner conjectured that the nerve of every finite good cover in ℝd is d-collapsible. We disprove this conjecture.
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页码:266 / 274
页数:8
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