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Article overview
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The degree of point configurations: from Ehrhart theory to almost neighborly polytopes | Benjamin Nill
; Arnau Padrol
; | Date: |
25 Sep 2012 | Abstract: | The degree of a point configuration is defined as the maximal codimension of
its interior faces. This concept is motivated from a corresponding
Ehrhart-theoretic notion for lattice polytopes and is related to neighborly
polytopes, the generalized lower bound theorem and Tverberg theory.
The main results of this paper are a complete classification of point
configurations of degree 1, as well as a structure result on point
configurations whose degree is less than a third of the dimension. Statements
and proofs involve the novel notion of a weak Cayley configuration. | Source: | arXiv, 1209.5712 | Services: | Forum | Review | PDF | Favorites |
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