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Counterexamples to the Connectivity Conjecture of the Mixed Cells

✍ Scribed by T. Y. Li; X. Wang


Book ID
105746615
Publisher
Springer
Year
1998
Tongue
English
Weight
121 KB
Volume
20
Category
Article
ISSN
0179-5376

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A counterexample to the bold conjecture
✍ Sakuma, Tadashi πŸ“‚ Article πŸ“… 1997 πŸ› John Wiley and Sons 🌐 English βš– 83 KB πŸ‘ 1 views

A pair of vertices (x, y) of a graph G is an Ο‰-critical pair if Ο‰(G + xy) > Ο‰(G), where G + xy denotes the graph obtained by adding the edge xy to G and Ο‰(H) is the clique number of H. The Ο‰-critical pairs are never edges in G. A maximal stable set S of G is called a forced color class of G if S mee