Paper ID:3051

Even Harmonious Labeling of Disjoint Cycles

Maged Z. Youssef1,3 & Abdulla Aljouiee2
1;3 Department of Mathematics and Statistics, College of Science, Al Imam Mohammad Ibn Saud Islamic University, P.O. BOX 90950 Riyadh 11623, KSA
2Department of Mathematics, Faculty of Science, Ain Shams University, Cairo 11566, Egypt

Email: mzyoussef11566[at]yahoo.com & joa111[at]gmail.com

Received September 18th, 2016, 1st Revision January 7th, 2018, Accept to Publish March 15th, 2018.

Abstract. In this paper we investigate the even harmoniousness of the disjoint union of cycles. In particular we give a complete characterization of the even harmoniousness of Cm U Cn.

Keywords: Graph Labeling; Harmonious graphs, Disjoint cycles.

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