Roman domination: a parameterized perspective

  • Authors:
  • Henning Fernau

  • Affiliations:
  • University of Hertfordshire, Hatfield, UK

  • Venue:
  • SOFSEM'06 Proceedings of the 32nd conference on Current Trends in Theory and Practice of Computer Science
  • Year:
  • 2006

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Abstract

We analyze Roman Domination from a parameterized perspective. More specifically, we prove that this problem is W[2]-complete for general graphs. However, parameterized algorithms are presented for graphs of bounded treewidth and for planar graphs. Moreover, it is shown that a parametric dual of Roman Domination is in ${\mathcal FPT}$.