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math.CO2013
On the polyhedral cones of convex and concave vectors
Stephan Foldes, Laszlo Major
Convex or concave sequences of positive terms, viewed as vectors in -space, constitute convex cones with and extreme rays, respectively. Explicit description is g…
math.CO2013★ 1 cited
On face numbers of neighborly cubical polytopes
Laszlo Major
Neighborly cubical polytopes are known as the cubical analogues of the cyclic polytopes. Using the short cubical -vectors of cubical polytopes (introduced by Adin), we derive an…