Results 41 to 50 of about 641,529 (298)

Normal 5-edge-colorings of a family of Loupekhine snarks

open access: yesAKCE International Journal of Graphs and Combinatorics, 2020
In a proper edge-coloring of a cubic graph an edge uv is called poor or rich, if the set of colors of the edges incident to u and v contains exactly three or five colors, respectively.
Luca Ferrarini   +2 more
doaj   +1 more source

M_{2}-edge colorings of dense graphs [PDF]

open access: yesOpuscula Mathematica, 2016
An edge coloring \(\varphi\) of a graph \(G\) is called an \(\mathrm{M}_i\)-edge coloring if \(|\varphi(v)|\leq i\) for every vertex \(v\) of \(G\), where \(\varphi(v)\) is the set of colors of edges incident with \(v\).
Jaroslav Ivančo
doaj   +1 more source

On the Adjacent Strong Equitable Edge Coloring of Pn ∨ Pn, Pn ∨ Cn and Cn ∨ Cn

open access: yesMATEC Web of Conferences, 2016
A proper edge coloring of graph G is called equitable adjacent strong edge coloring if colored sets from every two adjacent vertices incident edge are different,and the number of edges in any two color classes differ by at most one,which the required ...
Liu Jun   +4 more
doaj   +1 more source

A note on M_{2}-edge colorings of graphs [PDF]

open access: yesOpuscula Mathematica, 2015
An edge coloring \(\varphi\) of a graph \(G\) is called an \(M_2\)-edge coloring if \(|\varphi(v)|\le2 \) for every vertex \(v\) of \(G\), where \(\varphi(v)\) is the set of colors of edges incident with \(v\). Let \(K_2(G)\) denote the maximum number of
Július Czap
doaj   +1 more source

Strong edge coloring sparse graphs [PDF]

open access: yes, 2015
International audienceA strong edge coloring of a graph is a proper edge coloring such that no edge has two incident edges of the same color. Erdős and Nešetřil conjectured in 1989 that $5 /4∆2$ colors are always enough for a strong edge coloring, where $
Hocquard, Hervé   +2 more
core   +1 more source

New Bipartite Graph Techniques for Irregular Data Redistribution Scheduling

open access: yesAlgorithms, 2019
For many parallel and distributed systems, automatic data redistribution improves its locality and increases system performance for various computer problems and applications.
Qinghai Li, Chang Wu Yu
doaj   +1 more source

ON RAINBOW ANTIMAGIC COLORING OF SNAIL GRAPH(S_n ), COCONUT ROOT GRAPH (Cr_(n,m) ), FAN STALK GRAPH (Kt_n ) AND THE LOTUS GRAPH(Lo_n )

open access: yesBarekeng, 2023
Rainbow antimagic coloring is a combination of antimagic labeling and rainbow coloring. Antimagic labeling is labeling of each vertex of the graph  with a different label, so that each the sum of the vertices in the graph has a different weight. Rainbow
R Adawiyah   +4 more
doaj   +1 more source

Smarandachely Adjacent Vertex Distinguishing Edge Coloring Algorithm of Graphs [PDF]

open access: yesJisuanji gongcheng, 2017
To solve the problem of Smarandachely Adjacent Vertex Distinguishing Edge Coloring(SAVDEC) of graphs,this paper presents a coloring algorithm based on multi-objective optimization.For each sub problem,the sub objective function vector and decision space ...
CAO Daotong,LI Jingwen,WEN Fei
doaj   +1 more source

On Rainbow Antimagic Coloring of Joint Product of Graphs

open access: yesCauchy: Jurnal Matematika Murni dan Aplikasi, 2023
Let  be a connected graph with vertex set  and edge set . A bijection  from  to the set  is a labeling of graph . The bijection  is called rainbow antimagic vertex labeling if for any two edge  and  in path , where  and .
Brian Juned Septory   +3 more
doaj   +1 more source

Deterministic Online Bipartite Edge Coloring [PDF]

open access: yes
We study online bipartite edge coloring, with nodes on one side of the graph revealed sequentially. The trivial greedy algorithm is (2 — o (1))-competitive, which is optimal for graphs of low maximum degree, Δ = O (log n) [BNMN IPL’92].
Vintan, Radu   +7 more
core   +1 more source

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