153
Voted
ISAAC
15 years 10 months ago
2004 Springer 
We study Pareto optimal matchings in the context of house allocation problems. We present an O( √ nm) algorithm, based on Gale’s Top Trading Cycles Method, for finding a maxim...
167
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ISAAC
15 years 10 months ago
2004 Springer
For c ∈ R, a c-spanner is a subgraph of a complete Euclidean graph satisfying that between any two vertices there exists a path of weighted length at most c times their geometric...
160
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ISAAC
15 years 10 months ago
2004 Springer
The class of interval probe graphs is introduced to deal with the physical mapping and sequencing of DNA as a generalization of interval graphs. The polynomial time recognition al...
175
Voted
ISAAC
15 years 10 months ago
2004 Springer 
It has been suggested that a major obstacle in finding an index calculus attack on the elliptic curve discrete logarithm problem lies in the difficulty of lifting points from elli...
157
Voted
ISAAC
15 years 10 months ago
2004 Springer
We study complexity and approximation of min weighted node coloring in planar, bipartite and split graphs. We show that this problem is NP-complete in planar graphs, even if they a...
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Algorithms