Let us call a graph G(H;k) vertex stable if it contains a subgraph H after removing any of its k vertices. In this paper we are interested in finding the $(K_{n,n+1};1)$ (respectively $(K_{n,n};1)$) vertex stable graphs with minimum size.
Faculty of Applied Mathematics, AGH University of Science and Technology, Kraków, Poland
Bibliografia
[1] A. Dudek, A. Szymański and M. Zwonek, (H,k) stable graphs with minimum size, Discuss. Math. Graph Theory 28 (2008) 137-149, doi: 10.7151/dmgt.1397.
[2] P. Frankl and G.Y. Katona, Extremal k-edge-hamiltonian hypergraphs, Discrete Math. 308 (2008) 1415-1424, doi: 10.1016/j.disc.2007.07.074.
[3] I. Horváth and G.Y. Katona, Extremal stable graphs, submitted.