Well quasi orders in subclasses of bounded treewidth graphs and their algorithmic applications

Michael R. Fellows, Danny Hermelin, Frances A. Rosamond

Research output: Contribution to journalArticlepeer-review

Abstract

We show that three subclasses of bounded treewidth graphs are well quasi ordered by refinements of the minor order. Specifically, we prove that graphs with bounded vertex cover are well quasi ordered by the induced subgraph order, graphs with bounded feedback vertex set are well quasi ordered by the topological-minor order, and graphs with bounded circumference are well quasi ordered by the induced minor order. Our results give algorithms for recognizing any graph family in these classes which is closed under the corresponding minor order refinement.

Original languageAmerican English
Pages (from-to)3-18
Number of pages16
JournalAlgorithmica
Volume64
Issue number1
DOIs
StatePublished - 1 Sep 2012
Externally publishedYes

Keywords

  • Bounded circumference graphs
  • Bounded feedback vertex set graphs
  • Bounded vertex cover graphs
  • Exact algorithms
  • Geometric graph recognition
  • Meta-algorithms
  • Parameterized complexity
  • String graphs
  • Tree decomposition
  • Treewidth
  • Well quasi order

All Science Journal Classification (ASJC) codes

  • General Computer Science
  • Applied Mathematics
  • Computer Science Applications

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