1Department of Mathematics, Sri Sairam Institute of Technology, Chennai-600 044, India
2Department of Mathematics, S.I.V.E.T College, Gowrivakkam, Chennai-600 073, India
AMS subject classification: 05C78
In this paper, we prove that the extended duplicate graph of arrow graph admits total 3 sum cordial, E3-cordial and total E3-cordial labeling.
Duplicate graph, arrow graph E3-cordial, total 3 sum cordial