Spectral radius conditions for fractional $[a,b]$-covered graphs

Junjie Wang; Jiaxin Zheng; Yonglei Chen

Spectral radius conditions for fractional $[a,b]$-covered graphs

Combinatorics 2022-10-10 v1

Authors: Junjie Wang , Jiaxin Zheng , Yonglei Chen

Abstract

A graph $G$ is called fractional $[a,b]$ -covered if for every edge $e$ of $G$ there is a fractional $[a,b]$ -factor with the indicator function $h$ such that $h(e)=1$ . In this paper, we provide tight spectral radius conditions for graphs being fractional $[a,b]$ -covered.

Keywords

fractional [a,b]-covered graphs spectral radius fractional [a,b]-factor graph theory tight conditions

Cite

@article{arxiv.2210.03367,
  title  = {Spectral radius conditions for fractional $[a,b]$-covered graphs},
  author = {Junjie Wang and Jiaxin Zheng and Yonglei Chen},
  journal= {arXiv preprint arXiv:2210.03367},
  year   = {2022}
}

Comments

9 pages

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