Spectral radius and parity $[a,b]$-factors in graphs

Ruifang Liu, Ting Xu, Suil O

Let $a$, $b$, and $n$ be three integers such that $1\le a\le b<n$, $a\equiv b$ (mod $2$), and $na$ is even. A parity $[a,b]$-factor of $G$ is a spanning subgraph $H$ such tha…