Polynomial area bounds for MST embeddings of trees

  • Authors:
  • Michael Kaufmann

  • Affiliations:
  • Wilhelm-Schickard-Institut für Informatik, Universität Tübingen, Germany

  • Venue:
  • GD'07 Proceedings of the 15th international conference on Graph drawing
  • Year:
  • 2007

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Abstract

In their seminal paper on geometric minimum spanning trees, Monma and Suri gave a method to embed any tree of maximal degree 5 as a minimum spanning tree in the Euclidean plane. They derived area bounds of O(2k2 × 2k2) for trees of height k and conjectured that an improvement below cn × cn is not possible for some constant c 0. We partially disprove this conjecture by giving polynomial area bounds for arbitrary trees of maximal degree 3 and 4.