Journal of applied mathematics & informatics
- 제24권1_2호
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- Pages.421-426
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- 2007
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- 2734-1194(pISSN)
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- 2234-8417(eISSN)
LABELLING OF SOME PLANAR GRAPHS WITH A CONDITION AT DISTANCE TWO
- Zhang, Sumei (School of Science, Jinan University) ;
- Ma, Qiaoling (School of Science, Jinan University)
- 발행 : 2007.05.31
초록
The problem of vertex labeling with a condition at distance two in a graph, is a variation of Hale's channel assignment problem, which was first explored by Griggs and Yeh. For positive integer