???? - graceful labeling and its application to produce graceful related families
Keywords:Graceful labeling, ???? - graceful graph, odd graceful labeling, k - graceful labeling. AMS Subject Classification number: 05C78.
In this paper we focused to produce graceful labeling, odd graceful labeling, k - graceful labeling for the graph ????1 ∪ ????2
is ???? - graceful graph and ????2 has one of above three labeling.