GrayGraph - Maple Help

GraphTheory[SpecialGraphs]

 GrayGraph
 construct Gray graph

 Calling Sequence GrayGraph()

Description

 • The GrayGraph() command returns the Gray graph, a bipartite cubic graph with 54 vertices and 81 edges.
 • It was discovered by Marion Gray in 1932.

Examples

 > $\mathrm{with}\left(\mathrm{GraphTheory}\right):$
 > $\mathrm{with}\left(\mathrm{SpecialGraphs}\right):$
 > $G≔\mathrm{GrayGraph}\left(\right)$
 ${G}{≔}{\mathrm{Graph 1: an undirected unweighted graph with 54 vertices and 81 edge\left(s\right)}}$ (1)
 > $\mathrm{IsBipartite}\left(G\right)$
 ${\mathrm{true}}$ (2)
 > $\mathrm{DrawGraph}\left(G\right)$

References

 "Gray graph", Wikipedia. http://en.wikipedia.org/wiki/Gray_graph

Compatibility

 • The GraphTheory[SpecialGraphs][GrayGraph] command was introduced in Maple 2018.
 • For more information on Maple 2018 changes, see Updates in Maple 2018.