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Constructing cospectral graphs

✍ Scribed by C. D. Godsil; B. D. McKay


Publisher
Springer
Year
1982
Tongue
English
Weight
601 KB
Volume
25
Category
Article
ISSN
0001-9054

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The energy of a simple graph G is the sum of the absolute values of the eigenvalues of its adjacency matrix. Two graphs of the same order are said to be equienergetic if they have the same energy. Several ways to construct equienergetic non-cospectral graphs of very large size can be found in the li

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