Niche hypergraphs of products of digraphs

DOI10.7151/dmgt.2138zbMath1430.05084OpenAlexW2884493065WikidataQ129523692 ScholiaQ129523692MaRDI QIDQ2282480

Hanns-Martin Teichert, Martin Sonntag

Publication date: 8 January 2020

Published in: Discussiones Mathematicae. Graph Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.7151/dmgt.2138

zbMATH Keywords

niche hypergraphcompetition hypergraphproduct of digraphs

Mathematics Subject Classification ID

Hypergraphs (05C65) Directed graphs (digraphs), tournaments (05C20) Graph operations (line graphs, products, etc.) (05C76)

Cites Work

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• Niche hypergraphs
• A generalization of Opsut's result on the competition numbers of line graphs
• The double competition hypergraph of a digraph
• The competition numbers of ternary Hamming graphs
• Competition numbers of complete \(r\)-partite graphs
• Competition hypergraphs of products of digraphs
• Products of digraphs and their competition graphs
• The competition-common enemy graph of a digraph
• Niche graphs
• Competition hypergraphs
• Transversals and competition numbers of complete multipartite graphs
• The competition number of the complement of a cycle
• On the hypercompetition numbers of hypergraphs with maximum degree at most two
• Food Webs, Competition Graphs, and Habitat Formation
• On the hypercompetition numbers of hypergraphs
• Competition Numbers, Quasi-line Graphs, and Holes
• The competition number of a generalized line graph is at most two

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