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URN: urn:nbn:de:0030-drops-12363
URL: http://drops.dagstuhl.de/opus/volltexte/2007/1236/
Razgon, Igor ; O'Sullivan, Barry

Directed Feedback Vertex Set is Fixed-Parameter Tractable

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Abstract

We resolve positively a long standing open question regarding the fixed-parameter tractability of the parameterized Directed Feedback Vertex Set problem. In particular, we propose an algorithm which solves this problem in $O(8^kk!*poly(n))$.

BibTeX - Entry

@InProceedings{razgon_et_al:DSP:2007:1236,
  author =	{Igor Razgon and Barry O'Sullivan},
  title =	{Directed Feedback Vertex Set is Fixed-Parameter Tractable},
  booktitle =	{Structure Theory and FPT Algorithmics for Graphs, Digraphs and Hypergraphs},
  year =	{2007},
  editor =	{Erik Demaine and Gregory Z. Gutin and Daniel Marx and Ulrike Stege},
  number =	{07281},
  series =	{Dagstuhl Seminar Proceedings},
  ISSN =	{1862-4405},
  publisher =	{Internationales Begegnungs- und Forschungszentrum f{\"u}r Informatik (IBFI), Schloss Dagstuhl, Germany},
  address =	{Dagstuhl, Germany},
  URL =		{http://drops.dagstuhl.de/opus/volltexte/2007/1236},
  annote =	{Keywords: Directed FVS, Multicut, Directed Acyclic Graph (DAG)}
}

Keywords: Directed FVS, Multicut, Directed Acyclic Graph (DAG)
Seminar: 07281 - Structure Theory and FPT Algorithmics for Graphs, Digraphs and Hypergraphs
Issue date: 2007
Date of publication: 28.11.2007

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