1559 search results - page 136 / 312 » Some Group Theory Problems |
140
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SIGACT
2008
15 years 4 months ago
2008
Two long-open problems have been solved: (1) every sufficiently large planar point set in general position contains the vertices of an empty hexagon; (2) every finite collection o...
124
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IPPS
1999
IEEE
15 years 8 months ago
1999
IEEE
Abstract. This paper uses a theory of composition based on existential and universal properties. Universal properties are useful to describe components interactions through shared ...
118
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SIAMJO
2002
15 years 4 months ago
2002
We study best approximation problems with nonlinear constraints in Hilbert spaces. The strong "conical hull intersection property" (CHIP) and the "basic constraint q...
136
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INFOCOM
2005
IEEE
15 years 10 months ago
2005
IEEE
— In wireless sensor networks (WSNs), sensor location plays a critical role in many applications. Having a GPS receiver on every sensor node is costly. In the past, a number of l...
135
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SIGECOM
2005
ACM
15 years 10 months ago
2005
ACM
We address the problem of lowering the buyer’s expected payments in shortest path auctions, where the buyer’s goal is to purchase a path in a graph in which edges are owned by...