中文

Corrádi-Hajnal 定理的密度版本

组合数学 2014-10-03 v2

摘要

对于每个正整数 kk,我们证明了每个阶数 nn 至少为 3k3k 且边数多于 max{(2k12)+(2k1)(n(2k1)),(3k12)+(n(3k1))}\max\{{2k-1\choose 2}+(2k-1)(n-(2k-1)),{3k-1\choose 2}+(n-(3k-1))\} 的图都包含 kk 个顶点不相交的圈,这是 Corrádi 和 Hajnal 定理的最佳可能密度版本。

关键词

引用

@article{arxiv.1410.0197,
  title  = {A Density Version of the Corradi-Hajnal Theorem},
  author = {Dieter Rautenbach and Bruce Reed},
  journal= {arXiv preprint arXiv:1410.0197},
  year   = {2014}
}

备注

This paper has been withdrawn by the authors. We were told by Andrew Treglown that Justesen proved the same in 1988