The Maximum Number of Pentagons in a Planar Graph
The Maximum Number of Pentagons in a Planar Graph
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平面图中五边形的最大数量
DOI:
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发表时间:
2019
期刊:
影响因子:
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通讯作者:
Oscar Zamora
中科院分区:
文献类型:
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作者:
Ervin GyHori;Addisu Paulos;Nika Salia;C. Tompkins;Oscar Zamora
Hakimi and Schmeichel considered the problem of maximizing the number of cycles of a given length in an $n$-vertex planar graph. They determined this number exactly for triangles and 4-cycles and conjectured the solution to the problem for 5-cycles. We confirm their conjecture.