On the area requirements of Euclidean minimum spanning trees

Angelini, P.;Bruckdorfer, T.;Chiesa, Marco;Frati, F.;Squarcella, C.;et.al.
(2011) WADS — Location: New York, NY (15.August.2011)

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Authors
  • Angelini, P.
    Author
  • Bruckdorfer, T.
    Author
  • Chiesa, MarcoUCLouvain
    Author
  • Frati, F.
    Author
  • Squarcella, C.
    Author
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Abstract
In their seminal paper on Euclidean minimum spanning trees [Discrete & Computational Geometry, 1992], Monma and Suri proved that any tree of maximum degree 5 admits a planar embedding as a Euclidean minimum spanning tree. Their algorithm constructs embeddings with exponential area; however, the authors conjectured that cn × cn area is sometimes required to embed an n-vertex tree of maximum degree 5 as a Euclidean minimum spanning tree, for some constant c > 1. In this paper, we prove the first exponential lower bound on the area requirements for embedding trees as Euclidean minimum spanning trees. © 2011 Springer-Verlag.
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Angelini, P., Bruckdorfer, T., Chiesa, M., Frati, F., Kaufmann, M., & Squarcella, C. (2011). On the area requirements of Euclidean minimum spanning trees. WADS, New York, NY.