Some New Results on Lucky Labeling

Czerwi’nski et al. introduced Lucky labeling in 2009 and Akbari et al and A.Nellai Murugan et al studied it further. Czerwi’nski defined Lucky Number of graph as follows: A labeling of vertices of a graph G is called a Lucky labeling if  for every pair of adjacent vertices u and v in G where . A gr...

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Main Authors: J. Ashwini, S.Pethanachi Selvam, R.B. Gnanajothi
Format: Article
Language:English
Published: University of Baghdad, College of Science for Women 2023-03-01
Series:مجلة بغداد للعلوم
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Online Access:https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/8569
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author J. Ashwini
S.Pethanachi Selvam
R.B. Gnanajothi
author_facet J. Ashwini
S.Pethanachi Selvam
R.B. Gnanajothi
author_sort J. Ashwini
collection DOAJ
description Czerwi’nski et al. introduced Lucky labeling in 2009 and Akbari et al and A.Nellai Murugan et al studied it further. Czerwi’nski defined Lucky Number of graph as follows: A labeling of vertices of a graph G is called a Lucky labeling if  for every pair of adjacent vertices u and v in G where . A graph G may admit any number of lucky labelings. The least integer k for which a graph G has a lucky labeling from the set 1, 2, k is the lucky number of G denoted by η(G). This paper aims to determine the lucky number of Complete graph Kn, Complete bipartite graph Km,n and Complete tripartite graph Kl,m,n. It has also been studied how the lucky number changes while adding a graph G with Kn and deleting an edge e from Kn.
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institution Matheson Library
issn 2078-8665
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language English
publishDate 2023-03-01
publisher University of Baghdad, College of Science for Women
record_format Article
series مجلة بغداد للعلوم
spelling doaj-art-6bb46c8f22b64ccd9618a0d36b6486762025-08-02T10:20:16ZengUniversity of Baghdad, College of Science for Womenمجلة بغداد للعلوم2078-86652411-79862023-03-01201(SI)10.21123/bsj.2023.8569Some New Results on Lucky LabelingJ. Ashwini0S.Pethanachi Selvam1R.B. Gnanajothi2School of Mathematics, Madurai Kamaraj University, Madurai, Tamilnadu, India and Department of Mathematics, V.V. Vanniaperumal College for Women, Virudhunagar, Tamilnadu, India.Department of Mathematics, The Standard Fireworks Rajaratnam College for Women, Sivakasi, Tamilnadu, India.Department of Mathematics, V.V. Vanniaperumal College for Women, Virudhunagar, Tamilnadu, India. Czerwi’nski et al. introduced Lucky labeling in 2009 and Akbari et al and A.Nellai Murugan et al studied it further. Czerwi’nski defined Lucky Number of graph as follows: A labeling of vertices of a graph G is called a Lucky labeling if  for every pair of adjacent vertices u and v in G where . A graph G may admit any number of lucky labelings. The least integer k for which a graph G has a lucky labeling from the set 1, 2, k is the lucky number of G denoted by η(G). This paper aims to determine the lucky number of Complete graph Kn, Complete bipartite graph Km,n and Complete tripartite graph Kl,m,n. It has also been studied how the lucky number changes while adding a graph G with Kn and deleting an edge e from Kn. https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/8569Complete graph, Complete Bipartite graph, Complete Tripartite graph, Lucky Labeling, Lucky Number
spellingShingle J. Ashwini
S.Pethanachi Selvam
R.B. Gnanajothi
Some New Results on Lucky Labeling
مجلة بغداد للعلوم
Complete graph, Complete Bipartite graph, Complete Tripartite graph, Lucky Labeling, Lucky Number
title Some New Results on Lucky Labeling
title_full Some New Results on Lucky Labeling
title_fullStr Some New Results on Lucky Labeling
title_full_unstemmed Some New Results on Lucky Labeling
title_short Some New Results on Lucky Labeling
title_sort some new results on lucky labeling
topic Complete graph, Complete Bipartite graph, Complete Tripartite graph, Lucky Labeling, Lucky Number
url https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/8569
work_keys_str_mv AT jashwini somenewresultsonluckylabeling
AT spethanachiselvam somenewresultsonluckylabeling
AT rbgnanajothi somenewresultsonluckylabeling