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Arrangement Graph


ArrangementGraph

The (n,k)-arrangement graph A_(n,k) is defined as the graph on the vertex set consisting of the permutations of {1,2,...,n} containing at most k elements where vertices are connected by edges whenever two permutations differ in exactly one of their k positions. The (n,k)-arrangement graph has n!/(n-k)! nodes, is regular of vertex degree k(n-k), k(n-k)-connected, has graph diameter |_3k/2_|, and is vertex- and edge-transitive (Day and Tripathi 1992).

The arrangement graph A_(n,2) is the line graph of the n-crown graph.

Precomputed properties of arrangement graphs are available in the Wolfram Language as GraphData[{"ArrangementGraph", {n, k}}].

Special cases of A_(n,k) are summarized in the following table and illustrated above.


See also

Alternating Group Graph, Permutation Star Graph

Explore with Wolfram|Alpha

References

Day, K. and Tripathi, A. "Arrangement Graphs: A Class of Generalized Star Graphs." Inform. Proc. Lett. 42, 235-241, 1992.House of Graphs. Arrangement Graphs. L(C10 (1,3)), Arrangement Graph A(5,3), Arrangement Graph A(6,2), K6, Cuboctahedral Graph, Cycle Graph C6, Nauru Graph, Path Graph P2, K5, Tetrahedron K4, and Triangle K3.

Referenced on Wolfram|Alpha

Arrangement Graph

Cite this as:

Weisstein, Eric W. "Arrangement Graph." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/ArrangementGraph.html

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