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» Counting the number of independent sets in chordal graphs
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JDA
2008
89views more  JDA 2008»
14 years 10 months ago
Counting the number of independent sets in chordal graphs
Yoshio Okamoto, Takeaki Uno, Ryuhei Uehara
79
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FSTTCS
2010
Springer
14 years 8 months ago
Finding Independent Sets in Unions of Perfect Graphs
ABSTRACT. The maximum independent set problem (MAXIS) on general graphs is known to be NPhard to approximate within a factor of n1-, for any > 0. However, there are many "...
Venkatesan T. Chakaravarthy, Vinayaka Pandit, Samb...
89
Voted
ANOR
2005
160views more  ANOR 2005»
14 years 10 months ago
Packing r-Cliques in Weighted Chordal Graphs
In Hell et al. (2004), we have previously observed that, in a chordal graph G, the maximum number of independent r-cliques (i.e., of vertex disjoint subgraphs of G, each isomorphic...
Pavol Hell, Sulamita Klein, Loana Tito Nogueira, F...