Spectral radius for the existence of $H_b$-factors in binding graphs

Sufang Wang, Wei Zhang

The binding number, denoted by $\mbox{bind}(G)$, of a graph $G$ is defined as the minimum value of $\frac{|N_G(X)|}{|X|}$ taken over any non-empty subset $X$ of $V(G)$ with $N_G(X)…