Xiaocong He

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20202023

most citedExtremal graphs for the odd prism

6 citations · 14 across the 7 of their papers we have counts for

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math.CO2023★ 6 cited

Extremal graphs for the odd prism

Xiaocong He, Yongtao Li, Lihua Feng

The Turán number $ex (n, H)$ of a graph $H$ is the maximum number of edges in an $n$ -vertex graph which does not contain $H$ as a subgraph. The Turán number of regular polyh…

math.CO2023★ 2 cited

Spectral extremal graphs without intersecting triangles as a minor

Xiaocong He, Yongtao Li, Lihua Feng

Let $F_{s}$ be the friendship graph obtained from $s$ triangles by sharing a common vertex. For fixed $s \geq 2$ and sufficiently large $n$ , the $F_{s}$ -free graphs of order $n$ which at…