MathDB3 problems
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Postnikov–Reiner–Williams recognizability conjecture for nestohedra
Postnikov–Reiner–Williams conjecture. Nestohedra are recognizable among the deformed permutahedra by their vertex digraphs: a deformed permutahedron has the normal fan of a nestohe…
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The matroid Ehrhart-positivity conjecture
Matroid Ehrhart-positivity conjecture. Every matroid is Ehrhart positive.
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The basis conjecture for the polytope algebra of generalized permutahedra
Basis conjecture. The collection