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» On the hyperbolicity constant in graphs
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IWPEC
2004
Springer
15 years 11 months ago
Computing Small Search Numbers in Linear Time
Let G = V; E be a graph. The linear-width of G is de ned as the smallest integer k such that E can be arranged in a linear ordering e1; : : : ; er such that for every i = 1; :...
Hans L. Bodlaender, Dimitrios M. Thilikos
TOOLS
2010
IEEE
15 years 11 months ago
Read-Only Execution for Dynamic Languages
Supporting read-only and side effect free execution has been the focus of a large body of work in the area of statically typed programming languages. Read-onlyness in dynamically t...
Jean-Baptiste Arnaud, Marcus Denker, Stépha...
STOC
1995
ACM
145views Algorithms» more  STOC 1995»
15 years 9 months ago
Polynomial time approximation schemes for dense instances of NP-hard problems
We present a unified framework for designing polynomial time approximation schemes (PTASs) for “dense” instances of many NP-hard optimization problems, including maximum cut,...
Sanjeev Arora, David R. Karger, Marek Karpinski
SIROCCO
2007
15 years 7 months ago
Why Robots Need Maps
Abstract. A large group of autonomous, mobile entities e.g. robots initially placed at some arbitrary node of the graph has to jointly visit all nodes (not necessarily all edges) a...
Miroslaw Dynia, Jakub Lopuszanski, Christian Schin...
SIROCCO
1998
15 years 7 months ago
Characterization results of all shortest paths interval routing schemes
We give complete characterizations of the classes of graphs with uniform cost links which admit optimum all shortest paths 1 ? SLIRS (Strict Linear Interval Routing Schemes) and 1...
Michele Flammini, Giorgio Gambosi, Umberto Nanni, ...