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DAM
1999
119views more  DAM 1999»
13 years 7 months ago
On the Algorithmic Complexity of Twelve Covering and Independence Parameters of Graphs
The definitions of four previously studied parameters related to total coverings and total matchings of graphs can be restricted, thereby obtaining eight parameters related to cov...
David Manlove
JGT
2007
85views more  JGT 2007»
13 years 7 months ago
On self duality of pathwidth in polyhedral graph embeddings
: Let G be a 3-connected planar graph and G∗ be its dual. We show that the pathwidth of G∗ is at most 6 times the pathwidth of G. We prove this result by relating the pathwidth...
Fedor V. Fomin, Dimitrios M. Thilikos
INFOCOM
2008
IEEE
14 years 2 months ago
Select-and-Protest-Based Beaconless Georouting with Guaranteed Delivery in Wireless Sensor Networks
—Recently proposed beaconless georouting algorithms are fully reactive, with nodes forwarding packets without prior knowledge of their neighbors. However, existing approaches for...
Hanna Kalosha, Amiya Nayak, Stefan Rührup, Iv...
DM
2002
97views more  DM 2002»
13 years 7 months ago
Resonance graphs of catacondensed even ring systems are median
Let G be a planar embedded 2-connected graph. Then the vertices of its resonance graph R(G) are the 1-factors of G, two 1-factors being adjacent whenever their symmetric differenc...
Sandi Klavzar, Petra Zigert, Gunnar Brinkmann
SIGAL
1990
216views Algorithms» more  SIGAL 1990»
13 years 11 months ago
Planar Separators and the Euclidean Norm
In this paper we show that every 2-connected embedded planar graph with faces of sizes
Hillel Gazit, Gary L. Miller