Results 11 to 20 of about 580,661 (153)

Every graph is local antimagic total and its applications [PDF]

open access: yesOpuscula Mathematica, 2023
Let \(G = (V,E)\) be a simple graph of order \(p\) and size \(q\). A graph \(G\) is called local antimagic (total) if \(G\) admits a local antimagic (total) labeling. A bijection \(g : E \to \{1,2,\ldots,q\}\) is called a local antimagic labeling of \(G\)
Gee-Choon Lau   +2 more
doaj   +3 more sources

Product Antimagic Labeling of Caterpillars

open access: yesJournal of Mathematics, 2021
Let G be a graph with m edges. A product antimagic labeling of G is a bijection from the edge set EG to the set 1,2,…,m such that the vertex-products are pairwise distinct, where the vertex-product of a vertex v is the product of labels on the incident ...
Shengze Wang, Yuping Gao
doaj   +2 more sources

Antimagic Labeling of Some Biregular Bipartite Graphs [PDF]

open access: yesDiscussiones Mathematicae Graph Theory, 2022
An antimagic labeling of a graph G = (V, E) is a one-to-one mapping from E to {1, 2, . . ., |E|} such that distinct vertices receive different label sums from the edges incident to them. G is called antimagic if it admits an antimagic labeling.
Deng Kecai, Li Yunfei
doaj   +2 more sources

PELABELAN SELIMUT TOTAL SUPER (a,d)-H ANTIMAGIC PADA GRAPH LOBSTER BERATURAN L_n (q,r) [PDF]

open access: yesE-Jurnal Matematika, 2017
Graph labelling is a function that maps graph elements to positive integers. A covering of  graph  is  family subgraph from , for  with integer k. Graph  admits  covering if for every subgraph  is isomorphic to a graph  .
TIRA CATUR ROSALIA   +2 more
doaj   +3 more sources

Tree-Antimagicness of Disconnected Graphs [PDF]

open access: yesMathematical Problems in Engineering, 2015
A simple graphGadmits anH-covering if every edge inE(G)belongs to a subgraph ofGisomorphic toH. The graphGis said to be (a,d)-H-antimagic if there exists a bijection from the vertex setV(G)and the edge setE(G)onto the set of integers1, 2, …,VG+E(G)such that, for all subgraphsH′ofGisomorphic toH, the sum of labels of all vertices and edges belonging toH′
Bača, Martin   +3 more
openaire   +3 more sources

Super H-Antimagic Total Covering for Generalized Antiprism and Toroidal Octagonal Map

open access: yesJournal of Mathematics, 2021
Let G be a graph and H⊆G be subgraph of G. The graph G is said to be a,d-H antimagic total graph if there exists a bijective function f:VH∪EH⟶1,2,3,…,VH+EH such that, for all subgraphs isomorphic to H, the total H weights WH=WH=∑x∈VHfx+∑y∈EHfy forms an ...
Amir Taimur   +4 more
doaj   +2 more sources

Graphs of Large Linear Size Are Antimagic [PDF]

open access: yesJournal of Graph Theory, 2015
AbstractGiven a graph and a colouring , the induced colour of a vertex v is the sum of the colours at the edges incident with v. If all the induced colours of vertices of G are distinct, the colouring is called antimagic. If G has a bijective antimagic colouring , the graph G is called antimagic.
Feihuang Chang; Yu-Chang Liang; Zhishi Pan; Xuding Zhu
openaire   +3 more sources

Cartesian Products of Some Regular Graphs Admitting Antimagic Labeling for Arbitrary Sets of Real Numbers

open access: yesJournal of Mathematics, 2021
An edge labeling of graph G with labels in A is an injection from EG to A, where EG is the edge set of G, and A is a subset of ℝ. A graph G is called ℝ-antimagic if for each subset A of ℝ with A=EG, there is an edge labeling with labels in A such that ...
Yi-Wu Chang, Shan-Pang Liu
doaj   +2 more sources

Proof of a local antimagic conjecture [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2018
An antimagic labelling of a graph $G$ is a bijection $f:E(G)\to\{1,\ldots,E(G)\}$ such that the sums $S_v=\sum_{e\ni v}f(e)$ distinguish all vertices. A well-known conjecture of Hartsfield and Ringel (1994) is that every connected graph other than $K_2 ...
John Haslegrave
doaj   +3 more sources

Antimagic and Product Antimagic Graphs with Pendant Edges

open access: yesMediterranean Journal of Mathematics
Abstract Let $$G=(V,E)$$ G = ( V ,
Mora Giné, Mercè   +1 more
openaire   +4 more sources

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