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math.AC2008★ 2 cited
A class of hypergraphs that generalizes chordal graphs
Eric Emtander
In this paper we introduce a class of hypergraphs that we call chordal. We also extend the definition of triangulated hypergraphs, given in \cite{VT}, so that a triangulated hyperg…
math.AC2007★ 2 cited
Betti numbers of hypergraphs
Eric Emtander
In this paper we study some algebraic properties of hypergraphs, in particula their Betti numbers. We define some different types of complete hypergraphs, which to the best of our…