Kekulé structures of square-hexagonal chains and the Hosoya index of caterpillar trees

DOI10.1016/J.DISC.2015.09.018zbMath1327.05064OpenAlexW2231520431MaRDI QIDQ898100

Chuanqi Xiao, Hai-Yan Chen

Publication date: 8 December 2015

Published in: Discrete Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.disc.2015.09.018

zbMATH Keywords

Kekulé structureHosoya indexsquare-hexagonal chain

Mathematics Subject Classification ID

Trees (05C05) Applications of graph theory (05C90) Molecular structure (graph-theoretic methods, methods of differential topology, etc.) (92E10)

Related Items (3)

A connection between the Kekulé structures of pentagonal chains and the Hosoya index of caterpillar trees ⋮ Counting spanning trees with a Kekulé structure in linear hexagonal chains ⋮ Perfect matchings in random pentagonal chains

Cites Work

• Kekulé structures of polyomino chains and the Hosoya index of caterpillar trees
• Kekulé structures of hexagonal chains -- some unusual connections
• Problems in algebraic combinatorics
• A complete solution of Hosoya's mystery
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