Results 31 to 40 of about 310,108 (288)

A SURVEY M-POLAR FUZZY GRAPHS [PDF]

open access: yesFiabilitate şi Durabilitate, 2019
I will begin with the presentation of the basic definitions required for the development of this survey- graph. Rosenfeld [17] first introduced the concept of fuzzy graphs. After that fuzzy graph theory becomes a vast research area.
Iuliana Carmen BĂRBĂCIORU
doaj  

Concepts of vertex regularity in cubic fuzzy graph structures with an application

open access: yesFrontiers in Physics, 2023
The cubic fuzzy graph structure, as a combination of cubic fuzzy graphs and fuzzy graph structures, shows better capabilities in solving complex problems, especially in cases where there are multiple relationships.
Li Li   +3 more
doaj   +1 more source

Almost sure convergence of vertex degree densities in the vertex-splitting model

open access: yes, 2015
We study the limiting degree distribution of the vertex splitting model introduced in \cite{DDJS:2009}. This is a model of randomly growing ordered trees, where in each time step the tree is separated into two components by splitting a vertex into two ...
Stefánsson, Sigurdur Örn   +1 more
core   +1 more source

On degree-sequence characterization and the extremal number of edges for various Hamiltonian properties under fault tolerance [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2016
Assume that $n, \delta ,k$ are integers with $0 \leq k < \delta < n$. Given a graph $G=(V,E)$ with $|V|=n$. The symbol $G-F, F \subseteq V$, denotes the graph with $V(G-F)=V-F$, and $E(G-F)$ obtained by $E$ after deleting the edges with at least one ...
Shih-Yan Chen, Shin-Shin Kao, Hsun Su
doaj   +1 more source

Improved Algorithm for Degree Bounded Survivable Network Design Problem

open access: yes, 2009
We consider the Degree-Bounded Survivable Network Design Problem: the objective is to find a minimum cost subgraph satisfying the given connectivity requirements as well as the degree bounds on the vertices.
K. Chaudhuri   +8 more
core   +2 more sources

Chebyshev Action on Finite Fields [PDF]

open access: yes, 2013
Given a polynomial f and a finite field F one can construct a directed graph where the vertices are the values in the finite field, and emanating from each vertex is an edge joining the vertex to its image under f.
Gassert, T. Alden
core   +1 more source

Dynamics of heuristic optimization algorithms on random graphs

open access: yes, 2002
In this paper, the dynamics of heuristic algorithms for constructing small vertex covers (or independent sets) of finite-connectivity random graphs is analysed. In every algorithmic step, a vertex is chosen with respect to its vertex degree. This vertex,
Weigt, Martin
core   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

A Note on Distance-Based Entropy of Dendrimers

open access: yesAxioms, 2019
This paper introduces a variant of entropy measures based on vertex eccentricity and applies it to all graphs representing the isomers of octane. Taking into account the vertex degree as well (degree-ecc-entropy), we find a good correlation with the ...
Modjtaba Ghorbani   +4 more
doaj   +1 more source

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

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