278 search results - page 46 / 56 » Two Upper Bounds on the Chromatic Number |
JUCS
2008
13 years 8 months ago
2008
: A chain or n-link is a sequence of n links whose lengths are fixed and are joined together from their endpoints, free to turn about their endpoints, which act as joints. "Ru...
TCS
2002
13 years 8 months ago
2002
An instance of the (Generalized) Post Correspondence Problem is during the decision process typically reduced to one or more other instances, called its successors. In this paper ...
IPL
2010
13 years 3 months ago
2010
Balanced Feistel networks (BFN) have been widely used for constructing efficient block ciphers. They are known to provide high efficiency with respect to differential and linear c...
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
— We consider beamforming in a cognitive network with multiple primary users and secondary users sharing the same spectrum. In particular, we assume that each secondary transmitt...
INFOCOM
2007
IEEE
14 years 2 months ago
2007
IEEE
— We consider the problem of throughput-optimal cross-layer design of wireless networks. We propose a joint congestion control and scheduling algorithm that achieves a fraction d...