Some algebraic properties of bipartite Kneser graphs

S. Morteza Mirafzal, Ali Zafari

Let $n$ and $k$ be integers with $n>k\ge 1$ and $[n]=\{1,2,...,n\}$. The $bipartiteKnesergraph$ $H(n,k)$ is the graph with the all $k$-element and all ($n-k$)-elemen…