Results 1 to 10 of about 282,874 (123)

The strong 3-rainbow index of some certain graphs and its amalgamation [PDF]

open access: yesOpuscula Mathematica, 2022
We introduce a strong \(k\)-rainbow index of graphs as modification of well-known \(k\)-rainbow index of graphs. A tree in an edge-colored connected graph \(G\), where adjacent edge may be colored the same, is a rainbow tree if all of its edges have ...
Zata Yumni Awanis, A.N.M. Salman
doaj   +2 more sources

The Strong 3-Rainbow Index of Graphs Containing Three Cycles

open access: yesInPrime, 2023
The concept of a strong k-rainbow index is a generalization of a strong rainbow connection number, which has an interesting application in security systems in a communication network.
Zata Yumni Awanis
doaj   +2 more sources

The strong 3-rainbow index of edge-comb product of a path and a connected graph

open access: yesElectronic Journal of Graph Theory and Applications, 2022
Let G be a connected and edge-colored graph of order n, where adjacent edges may be colored the same. A tree in G is a rainbow tree if all of its edges have distinct colors. Let k be an integer with 2 ≤ k ≤ n.
Zata Yumni Awanis   +2 more
doaj   +2 more sources

More on the Minimum Size of Graphs with Given Rainbow Index

open access: yesDiscussiones Mathematicae Graph Theory, 2020
The concept of k-rainbow index rxk(G) of a connected graph G, introduced by Chartrand et al., is a natural generalization of the rainbow connection number of a graph.
Zhao Yan
doaj   +2 more sources

Sweet potato biofortification priority index – a strategic tool for scaling up of biofortified varieties

open access: yesCurrent Science, 2021
Scaling up of biofortified varieties is the key component of food-based approaches in addressing micronutrient deficiency. Orange-fleshed sweet potato varieties rich in β-carotene can address the vitamin A deficiency prevalent in rural and tribal areas ...
M. B. Tengli   +3 more
semanticscholar   +1 more source

More on the Rainbow Disconnection in Graphs

open access: yesDiscussiones Mathematicae Graph Theory, 2022
Let G be a nontrivial edge-colored connected graph. An edge-cut R of G is called a rainbow-cut if no two of its edges are colored the same. An edge-colored graph G is rainbow disconnected if for every two vertices u and v of G, there exists a u-v-rainbow-
Bai Xuqing   +3 more
doaj   +1 more source

Fatty acid, fat‐soluble vitamin and sterol contents in testis and semen, testis‐somatic index and spermatologic values of broodstock rainbow trout ( Oncorhynchus mykiss ) fed with different levels of omega‐3 fatty acids under regular stripping conditions

open access: yesAquaculture Research, 2019
In this study, the testis and semen fatty acid, fat‐soluble vitamin and sterol levels, testis‐somatic index and spermatological values were investigated in the broodstock rainbow trout fed with the different levels of omega‐3 polyunsaturated fatty acid ...
K. Köprücü, Sinan Özcan
semanticscholar   +1 more source

Cytotoxicity of silver and copper nanoparticles on rainbow trout (Oncorhynchus mykiss) hepatocytes

open access: yesEnvironmental science and pollution research international, 2017
Nanoparticles are commonly used in the industry and are present in consumer goods; therefore, evaluation of their potential toxicity is necessary. The aim of the present study was to assess the cytotoxic effects of the nanoparticles of silver (AgNPs) at ...
T. Ostaszewska   +4 more
semanticscholar   +1 more source

Stigmatizing Policies Interact with Mental Health and Sexual Behaviours to Structurally Induce HIV Diagnoses Among European Men Who Have Sex with Men

open access: yesAids and Behavior, 2022
Structural stigma shapes men who have sex with men’s (MSM’s) mental health and sexual behaviours. The aim of this study was to examine how stigmatizing policies interact with downstream anxiety/depression and sexual behaviours to structurally pattern HIV
K. Stojanovski   +6 more
semanticscholar   +1 more source

Loss of function mutations in the melanocortin 4 receptor in a UK birth cohort

open access: yesNature Medicine, 2021
Mutations in the melanocortin 4 receptor gene (MC4R) are associated with obesity but little is known about the prevalence and impact of such mutations throughout human growth and development.
Wade Kh   +18 more
semanticscholar   +1 more source

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