Wells graph
From HandWiki
Wells graph | |
---|---|
![]() | |
Vertices | 32 |
Edges | 80 |
Radius | 4 |
Diameter | 4 |
Girth | 5 |
Automorphisms | 1920 |
Chromatic number | 4 |
Chromatic index | 5 |
Queue number | 3 |
Properties | Distance regular Hamiltonian |
Table of graphs and parameters |
The Wells graph is the unique distance-regular graph with intersection array [math]\displaystyle{ \{5,4,1,1;1,1,4,5\}. }[/math][1]
Its spectrum is [math]\displaystyle{ 5^1 \sqrt{5}^8 1^10 (-\sqrt{5})^8(-3)^5 }[/math]. Its queue number is 3 and an upper bound on its book thickness is 5.[2]
References
External links
![]() | Original source: https://en.wikipedia.org/wiki/Wells graph.
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