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» Group connectivity of certain graphs
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ARSCOM
2008
68views more  ARSCOM 2008»
13 years 5 months ago
Group connectivity of certain graphs
Jingjing Chen, Elaine M. Eschen, Hong-Jian Lai
FOCS
2003
IEEE
13 years 10 months ago
On Certain Connectivity Properties of the Internet Topology
We show that random graphs in the preferential connectivity model have constant conductance, and hence have worst-case routing congestion that scales logarithmically with the numb...
Milena Mihail, Christos H. Papadimitriou, Amin Sab...
COMBINATORICS
2007
65views more  COMBINATORICS 2007»
13 years 5 months ago
On Certain Integral Schreier Graphs of the Symmetric Group
We compute the spectrum of the Schreier graph of the symmetric group Sn corresponding to the Young subgroup S2 × Sn−2 and the generating set consisting of initial reversals. In ...
Paul E. Gunnells, Richard A. Scott, Byron L. Walde...
EJC
2008
13 years 5 months ago
Eriksson's numbers game and finite Coxeter groups
The numbers game is a one-player game played on a finite simple graph with certain "amplitudes" assigned to its edges and with an initial assignment of real numbers to i...
Robert G. Donnelly
JGT
2007
112views more  JGT 2007»
13 years 5 months ago
The 2-dimensional rigidity of certain families of graphs
Laman’s characterization of minimally rigid 2-dimensional generic frameworks gives a matroid structure on the edge set of the underlying graph, as was first pointed out and expl...
Bill Jackson, Brigitte Servatius, Herman Servatius