H_k- Cordial labeling of Some Graph and its Corona Graph

Document Type : Primary Research paper


1 Research Scholar, C.U. Shah University, Assistant Professor in Mathematics, H.&H.B.kotak institute of science,Rajkot.

2 Assistant Professor in Mathematics, Department of Mathematics, C.U.Shah University Wadhwan, India


In this paper we consider only finite, simple and undirected graph    where  is a set of edges of  and is a set of vertices of . We represent edge as  ,where . Most graph labeling methods trace their origin to one introduced by Rosa [1], or one given by Graham and Sloane [11].