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searching for Quotient graph 7 found (15 total)

Split (graph theory) (1,328 words) [view diff] exact match in snippet view article

a graph G is associated with a graph Gi, called the quotient graph for node i. The quotient graph can be formed by deleting i from the tree, forming subsets

Free group (2,309 words) [view diff] exact match in snippet view article find links to article

of countable rank (given by 1 plus the Euler characteristic of the quotient graph). The Cayley graph of a free group of finite rank, with respect to a

Kurosh subgroup theorem (921 words) [view diff] exact match in snippet view article find links to article

for the graph of groups Y. Since H ≤ G also acts on X, consider the quotient graph of groups Z for the action of H on X. The vertex groups of Z are subgroups

Karen Vogtmann (2,728 words) [view diff] exact match in snippet view article find links to article

free and discrete minimal isometric actions Fn on real trees where the quotient graph has volume one. By construction the Outer space Xn is a finite-dimensional

Lattice (discrete subgroup) (4,840 words) [view diff] exact match in snippet view article

lattices are the non-uniform ones, equivalently those for which the quotient graph Γ ∖ T {\displaystyle \Gamma \backslash T} is infinite. The existence

Italo Jose Dejter (5,660 words) [view diff] exact match in snippet view article find links to article

this problem and established a canonical ordering of the vertices in a quotient graph (of each middle-levels graph under the action of a dihedral group) in

Glossary of graph theory (16,011 words) [view diff] exact match in snippet view article find links to article

bipartite graph, a prime graph is a graph without any splits. Every quotient graph of a maximal decomposition by splits is a prime graph, a star, or a