Characterizing symmetric diametrical graphs of order 12 and diameter 4 by S. Al-Addasi, H. Al-Ezeh

“…A diametrical graph G is said to be symmetric if d(u,v)+d(v,u¯)=d(G) for all u,v∈V(G), where u¯ is the buddy of u. If moreover, G is bipartite, then it is called an S-graph. …”
Get full text