(2,1)-Total Labelling of Trees

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Abstract:

Suppose thatis a tree with. We know that .is called type 1 ifand type 2 if. In this paper, we give a sufficient condition for a tree withto be type 1.

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Key Engineering Materials (Volumes 474-476)

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2234-2238

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April 2011

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© 2011 Trans Tech Publications Ltd. All Rights Reserved

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