Book contents
- Frontmatter
- Preface
- Contents
- 1 Clique-width for hereditary graph classes
- 2 Analytic representations of large graphs
- 3 Topological connectedness and independent sets in graphs
- 4 Expanders – how to find them, and what to find in them
- 5 Supersingular isogeny graphs in cryptography
- 6 Delta-matroids for graph theorists
- 7 Extremal theory of vertex or edge ordered graphs
- 8 Some combinatorial and geometric constructions of spherical buildings
1 - Clique-width for hereditary graph classes
Published online by Cambridge University Press: 17 June 2019
- Frontmatter
- Preface
- Contents
- 1 Clique-width for hereditary graph classes
- 2 Analytic representations of large graphs
- 3 Topological connectedness and independent sets in graphs
- 4 Expanders – how to find them, and what to find in them
- 5 Supersingular isogeny graphs in cryptography
- 6 Delta-matroids for graph theorists
- 7 Extremal theory of vertex or edge ordered graphs
- 8 Some combinatorial and geometric constructions of spherical buildings
Summary
Clique-width is a well-studied graph parameter owing to its use in understanding algorithmic tractability: if the clique-width of a graph class G is bounded by a constant, a wide range of problems that are NP-complete in general can be shown to be polynomial-time solvable on G. For this reason, the boundedness or unboundedness of clique-width has been investigated and determined for many graph classes. We survey these results for hereditary graph classes, which are the graph classes closed under taking induced subgraphs. We then discuss the algorithmic consequences of these results, in particular for the COLOURING and GRAPH ISOMORPHISM problems. We also explain a possible strong connection between results on boundedness of clique-width and on well-quasi-orderability by the induced subgraph relation for hereditary graph classes.
Keywords
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- Chapter
- Information
- Surveys in Combinatorics 2019 , pp. 1 - 56Publisher: Cambridge University PressPrint publication year: 2019
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