On Gracefulness of (■_n∨p_m)∪st(p) and (■_n∨p_m)∪_(2,s)
Na Gao · Journal of Jilin Teachers Institute of Engineering and Technology · 2010
The graph k-n∨pm denote an join graph of k-n and pm·st(p) is a stare with p+1 verteies.(■_n∨pm)∪st(p) is disjoiot union of ■_n∨pm and st(p),(■_n∨pm)∪k2,s is disjoiot union of ■_n∨pm ∪k2,s and.In this paper,(■_n∨pm)∪st(p) and (■_n∨pm)∪k2,s are proved to be graceful.