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تسجيل

Double Graph

المؤلف:  Brouwer, A. E.; Cohen, A. M.; and Neumaier, A

المصدر:  Distance-Regular Graphs. New York: Springer-Verlag, 1989.

الجزء والصفحة:  ...

13-4-2022

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Double Graph

The double graph of a given graph  is constructed by making two copies of  (including the initial edge set of each) and adding edges  and  for every edge  of .

Note that the double graph differs from the bipartite double graph in that the initial edge set is retained in the double graph, while it is discarded in the bipartite double graph.

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REFERENCES

Brouwer, A. E.; Cohen, A. M.; and Neumaier, A. Distance-Regular Graphs. New York: Springer-Verlag, 1989.