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SOFSEM
2007
Springer
14 years 4 months ago
On Optimal Solutions for the Bottleneck Tower of Hanoi Problem
We study two aspects of a generalization of the Tower of Hanoi puzzle. In 1981, D. Wood suggested its variant, where a bigger disk may be placed higher than a smaller one if their ...
Yefim Dinitz, Shay Solomon
ECIS
2003
13 years 11 months ago
Beyond the electronic commerce diffusion race: efficiency prevails
The diffusion race of e-commerce applications and solutions in the German industry seems to be concluded. This applies more or less for large firms, but especially for SMEs in the...
Roman Beck, Wolfgang König, Rolf T. Wigand
CORR
2008
Springer
151views Education» more  CORR 2008»
13 years 10 months ago
Geometric Set Cover and Hitting Sets for Polytopes in $R^3$
Suppose we are given a finite set of points P in R3 and a collection of polytopes T that are all translates of the same polytope T. We consider two problems in this paper. The firs...
Sören Laue
DM
2002
107views more  DM 2002»
13 years 10 months ago
Edge clique graphs and some classes of chordal graphs
The edge clique graph of a graph G is one having as vertices the edges of G, two vertices being adjacent if the corresponding edges of G belong to a common clique. We describe cha...
Márcia R. Cerioli, Jayme Luiz Szwarcfiter
FSMNLP
2009
Springer
13 years 7 months ago
Minimizing Weighted Tree Grammars Using Simulation
Weighted tree grammars (for short: WTG) are an extension of weighted context-free grammars that generate trees instead of strings. They can be used in natural language parsing to d...
Andreas Maletti