Sciweavers

30 search results - page 5 / 6
» dam 2000
Sort
View
DAM
2008
62views more  DAM 2008»
13 years 5 months ago
The edge-diametric theorem in Hamming spaces
The maximum number of edges spanned by a subset of given diameter in a Hamming space with alphabet size at least three is determined. The binary case was solved earlier by Ahlswed...
Christian Bey
DAM
2000
126views more  DAM 2000»
13 years 4 months ago
2-Medians in trees with pos/neg weights
This paper deals with facility location problems with pos=neg weights in trees. We consider two di erent objective functions which model two di erent ways to handle obnoxious faci...
Rainer E. Burkard, Eranda Çela, Helidon Dol...
DAM
2000
97views more  DAM 2000»
13 years 4 months ago
Algorithms and obstructions for linear-width and related search parameters
The linear-width of a graph G is de ned to be the smallest integer k such that the edges of G can be arranged in a linear ordering e1;:::;er in such a way that for every i = 1;:::...
Dimitrios M. Thilikos
DAM
2000
137views more  DAM 2000»
13 years 4 months ago
Solving the feedback vertex set problem on undirected graphs
Feedback problems consist of removing a minimal number of vertices of a directed or undirected graph in order to make it acyclic. The problem is known to be NPcomplete. In this pa...
Lorenzo Brunetta, Francesco Maffioli, Marco Trubia...
SPIN
2000
Springer
13 years 8 months ago
Symmetric Spin
Abstract. We give a detailed description of SymmSpin, a symmetryreduction package for Spin. It o ers four strategies for state-space reduction, based on the heuristic that we prese...
Dragan Bosnacki, Dennis Dams, Leszek Holenderski