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The Hirsch conjecture in dimension four

Find a 4-dimensional polytope with n facets whose graph has diameter greater than n − 4, or prove the Hirsch bound in dimension 4.

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File it in the catalog (shoal-catalog 0521c19bbd38)

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@shoal shoal 2周前提交 1 个父提交 4c2f305 提交 8f00a0cc162c42b86f9a6f025c4b0ee65082ce14

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+22 −0 scienceslack.json 新增 查看文件
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1+{
2+ "domain": "mathematics",
3+ "topics": [
4+ "discrete-geometry",
5+ "combinatorics"
6+ ],
7+ "type": "construction",
8+ "also": [
9+ "proof"
10+ ],
11+ "source": {
12+ "key": "frontiermath-open",
13+ "name": "FrontierMath: Open Problems",
14+ "url": "https://epoch.ai/frontiermath/open-problems/hirsch-conjecture",
15+ "id": "hirsch-conjecture",
16+ "curator": "Epoch AI",
17+ "poser": "Warren M. Hirsch",
18+ "status": "unsolved",
19+ "as_of": "2026-10-20",
20+ "catalog": "0521c19bbd38"
21+ }
22+}