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JCO
2010
56views more  JCO 2010»
13 years 5 months ago
Linear time construction of 5-phylogenetic roots for tree chordal graphs
William S. Kennedy, Hui Kong, Guohui Lin, Guiying ...
ALGORITHMICA
2007
80views more  ALGORITHMICA 2007»
13 years 7 months ago
Tree Spanners for Bipartite Graphs and Probe Interval Graphs
A tree t-spanner T in a graph G is a spanning tree of G such that the distance between every pair of vertices in T is at most t times their distance in G. The tree t-spanner proble...
Andreas Brandstädt, Feodor F. Dragan, Ho&agra...
COCOA
2008
Springer
13 years 9 months ago
Simplicial Powers of Graphs
In a finite simple undirected graph, a vertex is simplicial if its neighborhood is a clique. We say that, for k 2, a graph G = (VG, EG) is the k-simplicial power of a graph H = (V...
Andreas Brandstädt, Van Bang Le