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» Oriented Hamiltonian Cycles in Tournaments
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DAM
1999
81views more  DAM 1999»
13 years 5 months ago
On the Complexity of Hamiltonian Path and Cycle Problems in Certain Classes of Digraphs
We survey results on the sequential and parallel complexity of hamiltonian path and cycle problems in various classes of digraphs which generalize tournaments. We give detailed in...
Jørgen Bang-Jensen, Gregory Gutin
GC
2006
Springer
13 years 5 months ago
On n-partite Tournaments with Unique n-cycle
An n-partite tournament is an orientation of a complete n-partite graph. An npartite tournament is a tournament, if it contains exactly one vertex in each partite set. Douglas, Pr...
Gregory Gutin, Arash Rafiey, Anders Yeo
COMBINATORICS
2006
107views more  COMBINATORICS 2006»
13 years 5 months ago
A Note on the Number of Hamiltonian Paths in Strong Tournaments
We prove that the minimum number of distinct hamiltonian paths in a strong tournament of order n is 5 n-1 3 . A known construction shows this number is best possible when n 1 mod...
Arthur H. Busch
DAM
2000
83views more  DAM 2000»
13 years 5 months ago
Pancyclic out-arcs of a Vertex in Tournaments
Thomassen (J. Combin. Theory Ser. B 28, 1980, 142
Tianxing Yao, Yubao Guo, Kemin Zhang