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Date: 18-3-2021
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Date: 22-3-2021
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Date: 2-3-2021
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The kurtosis excess of a distribution is sometimes called the excess, or excess coefficient.
In graph theory, excess refers to the quantity
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(1) |
for a -regular graph
on
nodes with girth
, where
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(2) |
(Biggs and Ito 1980, Wong 1982). A -cage graph having
vertices (i.e., the minimal number, so that the excess is
) is called a Moore graph.
REFERENCES:
Biggs, N. L. and Ito, T. "Graphs with Even Girth and Small Excess." Math. Proc. Cambridge Philos. Soc. 88, 1-10, 1980.
Wong, P. K. "Cages--A Survey." J. Graph Th. 6, 1-22, 1982.
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