construct McLaughlin graph
The McLaughlinGraph() command returns the McLaughlin graph, a strongly regular graph with 275 vertices and 15400 edges.
The automorphism group of the McLaughlin graph contains the McLaughlin group as a subgroup of index 2.
G ≔ McLaughlinGraph⁡
G≔Graph 1: an undirected unweighted graph with 275 vertices and 15400 edge(s)
"McLaughlin graph", Wikipedia. http://en.wikipedia.org/wiki/McLaughlin_graph
The GraphTheory[SpecialGraphs][McLaughlinGraph] command was introduced in Maple 2020.
For more information on Maple 2020 changes, see Updates in Maple 2020.
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