construct Walther graph
The WaltherGraph command creates the Walther graph.
The Walther graph is a graph with 25 vertices and 31 edges.
WG≔Graph 1: an undirected unweighted graph with 25 vertices and 31 edge(s)
"Walther graph", Wikipedia. http://en.wikipedia.org/wiki/Walther_graph
The GraphTheory[SpecialGraphs][WaltherGraph] command was introduced in Maple 2021.
For more information on Maple 2021 changes, see Updates in Maple 2021.
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