Cayley conjecture for lattice polytopes of large dimension

Let PRdP\subset\mathbb{R}^d be a lattice polytope of dimension dd and degree ss. A Cayley polytope is a lattice polytope expressible as a Cayley sum of lattice polytopes. Cayley conjecture. If d>2sd>2s, then PP is a Cayley polytope of at least (d+12s)(d+1-2s) lattice polytopes.

This conjecture concerns how sufficiently high dimension relative to degree forces a lattice polytope to admit a Cayley decomposition, a structure important in the study of lattice polytopes and their algebro-geometric interpretations. Its status is not resolved by the supplied source context.

Sources & referencesView supporting material

Primary source

Akihiro Higashitani, “Lattice simplices of maximal dimension with a given degree”, arXiv:1605.00273 (2017).

Additional references

3 papers in this index state this conjecture (2010–2016). The statement above is taken from the most recent of them; the others are arXiv:1311.1625, arXiv:1001.2792.

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