On graphs with &#945;- and <em>b</em>-edge consecutive edge magic labelings

<p>Among the most studied graph labelings we have the varieties called alpha and edge-magic. Even when their definitions seem completely different, these labelings are related. A graceful labeling of a bipartite graph is called an α-labeling if the smaller labels are assigned to vertices of th...

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Main Author: Christian Barrientos
Format: Article
Language:English
Published: InaCombS; Universitas Jember; dan Universitas Indonesia 2022-06-01
Series:Indonesian Journal of Combinatorics
Subjects:
Online Access:http://www.ijc.or.id/index.php/ijc/article/view/171
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author Christian Barrientos
author_facet Christian Barrientos
author_sort Christian Barrientos
collection DOAJ
description <p>Among the most studied graph labelings we have the varieties called alpha and edge-magic. Even when their definitions seem completely different, these labelings are related. A graceful labeling of a bipartite graph is called an α-labeling if the smaller labels are assigned to vertices of the same stable set. An edge-magic labeling of a graph of size <em>n</em> is said to be <em>b</em>-edge consecutive when its edges are labeled with the integers <em>b+1</em>, <em>b+2</em>, ..., <em>b+n</em>, for some 0 ≤ <em>b</em> ≤ <em>n</em>. In this work, we prove the existence of several <em>b</em> edge-magic labelings for any graph of order <em>m</em> and size <em>m-1</em> that admits an α-labeling. In addition, we determine the exact value of <em>b</em> induced by the α-labeling, as well as for its reverse, complementary, and reverse complementary labelings.</p>
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spelling doaj.art-7c1ecd445c1745338b666656b695c8c52023-01-22T03:10:04ZengInaCombS; Universitas Jember; dan Universitas IndonesiaIndonesian Journal of Combinatorics2541-22052022-06-0161586510.19184/ijc.2022.6.1.472On graphs with &#945;- and <em>b</em>-edge consecutive edge magic labelingsChristian Barrientos0Valencia College<p>Among the most studied graph labelings we have the varieties called alpha and edge-magic. Even when their definitions seem completely different, these labelings are related. A graceful labeling of a bipartite graph is called an α-labeling if the smaller labels are assigned to vertices of the same stable set. An edge-magic labeling of a graph of size <em>n</em> is said to be <em>b</em>-edge consecutive when its edges are labeled with the integers <em>b+1</em>, <em>b+2</em>, ..., <em>b+n</em>, for some 0 ≤ <em>b</em> ≤ <em>n</em>. In this work, we prove the existence of several <em>b</em> edge-magic labelings for any graph of order <em>m</em> and size <em>m-1</em> that admits an α-labeling. In addition, we determine the exact value of <em>b</em> induced by the α-labeling, as well as for its reverse, complementary, and reverse complementary labelings.</p>http://www.ijc.or.id/index.php/ijc/article/view/171α-labeling, edge-magic graph, b-edge consecutive
spellingShingle Christian Barrientos
On graphs with &#945;- and <em>b</em>-edge consecutive edge magic labelings
Indonesian Journal of Combinatorics
α-labeling, edge-magic graph, b-edge consecutive
title On graphs with &#945;- and <em>b</em>-edge consecutive edge magic labelings
title_full On graphs with &#945;- and <em>b</em>-edge consecutive edge magic labelings
title_fullStr On graphs with &#945;- and <em>b</em>-edge consecutive edge magic labelings
title_full_unstemmed On graphs with &#945;- and <em>b</em>-edge consecutive edge magic labelings
title_short On graphs with &#945;- and <em>b</em>-edge consecutive edge magic labelings
title_sort on graphs with 945 and em b em edge consecutive edge magic labelings
topic α-labeling, edge-magic graph, b-edge consecutive
url http://www.ijc.or.id/index.php/ijc/article/view/171
work_keys_str_mv AT christianbarrientos ongraphswith945andembemedgeconsecutiveedgemagiclabelings