Model Checking Disjoint-Paths Logic on Topological-Minor-Free Graph Classes

Nicole Schirrmacher, Sebastian Siebertz, Giannos Stamoulis, Dimitrios M. Thilikos, Alexandre Vigny

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Disjoint-paths logic, denoted FO+ DP, extends first-order logic (FO) with atomic predicates dpk[(x1, y1), ..., (xk, yk)], expressing the existence of internally vertex-disjoint paths between xi and yi, for 1 ≤ i ≤ k. We prove that for every graph class excluding some fixed graph as a topological minor, the model checking problem for FO+ DP is fixed-parameter tractable. This extends the model checking algorithm of Golovach et al. [SODA 2023] for FO+ DP for minor-closed graph classes. It also essentially settles the question of tractable model checking for this logic on subgraph-closed classes, since the problem is hard on subgraph-closed classes not excluding a topological minor (assuming a further mild condition on efficiency of encoding).

Original languageEnglish (US)
Title of host publicationProceedings of the 39th Annual ACM/IEEE Symposium on Logic in Computer Science
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798400706608
DOIs
StatePublished - Jul 8 2024
Event39th Annual ACM/IEEE Symposium on Logic in Computer Science, LICS 2024 - Tallinn, Estonia
Duration: Jul 8 2024Jul 11 2024

Publication series

NameProceedings - Symposium on Logic in Computer Science
ISSN (Print)1043-6871

Conference

Conference39th Annual ACM/IEEE Symposium on Logic in Computer Science, LICS 2024
Country/TerritoryEstonia
CityTallinn
Period7/8/247/11/24

Keywords

  • disjoint paths
  • first-order logic
  • model checking
  • parameterized algorithms
  • topological-minor-free graphs

ASJC Scopus subject areas

  • Software
  • General Mathematics

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