The Ryjáček Closure and a Forbidden Subgraph

The Ryjáček closure is a powerful tool in the study of Hamiltonian properties of claw-free graphs. Because of its usefulness, we may hope to use it in the classes of graphs defined by another forbidden subgraph. In this note, we give a negative answer to this hope, and show that the claw is the only...

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Bibliographic Details
Main Authors: Saito Akira, Xiong Liming
Format: Article
Language:English
Published: Sciendo 2016-08-01
Series:Discussiones Mathematicae Graph Theory
Subjects:
Online Access:http://www.degruyter.com/view/j/dmgt.2016.36.issue-3/dmgt.1876/dmgt.1876.xml?format=INT