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Chords of longest circuits of graphs embedded in torus and Klein bottle

✍ Scribed by Xuechao Li; Cun-Quan Zhang


Publisher
John Wiley and Sons
Year
2003
Tongue
English
Weight
177 KB
Volume
43
Category
Article
ISSN
0364-9024

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✦ Synopsis


Abstract

Thomassen conjectured that every longest circuit of a 3‐connected graph has a chord. It is proved in this paper that every longest circuit of a 4‐connected graph embedded in a torus or Klein bottle has a chord. © 2003 Wiley Periodicals, Inc. J Graph Theory 43: 1–23, 2003