3265 search results - page 21 / 653 » Representing Groups on Graphs |
121
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COMBINATORICA
2000
15 years 1 months ago
2000
Given a connected graph, X, we denote by 2 = 2(X) its smallest non-zero Laplacian eigenvalue. In this paper we show that among all sets of n - 1 transpositions which generate the ...
122
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DM
2010
15 years 1 months ago
2010
A balanced graph is a bipartite graph with no induced circuit of length 2 (mod 4). These graphs arise in linear programming. We focus on graph-algebraic properties of balanced gra...
141
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VAMOS
2007
Springer
15 years 8 months ago
2007
Springer
Aspect-oriented software development has recently emerged as a new paradigm for systematic modularization and representation of the crosscutting concern. Because the variability i...
107
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BIOINFORMATICS
2010
15 years 2 months ago
2010
Phylogenetic trees are widely used to display estimates of how groups of species evolved. Each phylogenetic tree can be seen as a collection of clusters, subgroups of the species ...
96
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COMBINATORICS
2007
15 years 1 months ago
2007
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 ...