Discussiones Mathematicae Graph Theory 31(4) (2011) 737-751
doi: 10.7151/dmgt.1576

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Wiener Index of the Tensor Product
of a Path and a Cycle

K. Pattabiraman and P. Paulraja

Department of Mathematics
Annamalai University
Annamalainagar 608 002, India


The Wiener index, denoted by W(G), of a connected graph G is the sum of all pairwise distances of vertices of the graph, that is, W(G) = ½ Σu,v ∈ V(G)d(u,v). In this paper, we obtain the Wiener index of the tensor product of a path and a cycle.

Keywords: tensor product, Wiener index

2010 Mathematics Subject Classification: 05C12, 05C76.


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Received 1 July 2010
Revised 9 November 2010
Accepted 11 November 2010