5 citations · 5 across the 6 of their papers we have counts for
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math.CO2014
Reconstructing surface triangulations by their intersection matrices
Jorge Arocha, Javier Bracho, Natalia García-Colín +1
The intersection matrix of a finite simplicial complex has as each of its entries the rank of the intersection of its respective simplices. We prove that such matrix defines the tr…
math.CO2014
The chromatic number of comparability 3-hypergraphs
Natalia Garcia-Colin, Amanda Montejano, Deborah Oliveros
Beginning with the concepts of orientation for a 3-hypergraph and transitivity for an oriented 3-hypergraph, it is natural to study the class of comparability 3-hypergraphs (those…