Results 141 to 150 of about 20,911 (165)
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Star chromatic number

Journal of Graph Theory, 1988
AbstractA generalization of the chromatic number of a graph is introduced such that the colors are integers modulo n, and the colors on adjacent vertices are required to be as far apart as possible.
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The Sigma Chromatic Number of a Graph

Graphs and Combinatorics, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Gary Chartrand   +2 more
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The difference between game chromatic number and chromatic number of graphs

Information Processing Letters, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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Determining the Chromatic Number of a Graph

SIAM Journal on Computing, 1979
Certain branch-and-bound algorithms for determining the chromatic number of a graph are proved usually to take a number of steps which grows faster than exponentially with the number of vertices in the graph. A similar result holds for the number of steps in certain proofs of lower bounds for chromatic numbers.
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A Bioinspired Retinomorphic Device for Spontaneous Chromatic Adaptation

Advanced Materials, 2022
Tan Yinlong, Tian Jiang
exaly  

New Bounds for the Clique-Chromatic Numbers of Johnson Graphs

Doklady Mathematics, 2020
Raigorodskii A M, A M Raigorodskii
exaly  

Game chromatic number of outerplanar graphs

Journal of Graph Theory, 1999
Xuding Zhu
exaly  

New bounds for chromatic polynomials and chromatic roots

Discrete Mathematics, 2015
Aysel Erey, Jason Brown
exaly  

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