Results 41 to 50 of about 7,350,988 (308)

HARMONIC CENTRALIZATION OF SOME GRAPH FAMILIES

open access: yesAdvances and Applications in Discrete Mathematics, 2022
21 pages, 5 figures.
Jose Mari E. Ortega, Rolito G. Eballe
openaire   +4 more sources

Signed Graph Equation [PDF]

open access: yes, 2009
For standard terminology and notion in graph theory we refer the reader to Harary [7]; the non-standard will be given in this paper as and when required.
Reddy, P. Siva Kota   +3 more
core   +1 more source

The central ratio of a graph

open access: yesDiscrete Mathematics, 1982
AbstractWe examine several graph equations involving the center, C(G), of a graph G. The central ratio of G, denoted c(G), is the ratio of |C(G)| to |V(G)|. We show that for any rational number r, where 0 < r ⩽ 1, there is a graph G with c(G) = r. For all such r, we describe a corresponding minimal graph.
openaire   +1 more source

Triple Connected Domination Number of a Graph [PDF]

open access: yes, 2012
The concept of triple connected graphs with real life application was introduced by considering the existence of a path containing any three vertices of a graph G.
Selvam Avadayappan   +7 more
core   +1 more source

Betweenness centrality in Cartesian product of graphs [PDF]

open access: yesAKCE International Journal of Graphs and Combinatorics, 2017
Betweenness centrality is a widely-used measure in the analysis of large complex networks. It measures the potential or power of a vertex to control the communication over the network under the assumption that information primarily flows over the shortest paths between them.
Sunil Kumar R., Kannan Balakrishnan
openaire   +4 more sources

Graph Algorithm Animation with Grrr [PDF]

open access: yes, 2000
We discuss geometric positioning, highlighting of visited nodes and user defined highlighting that form the algorithm animation facilities in the Grrr graph rewriting programming language. The main purpose of animation was initially for the debugging and
Peter J. Rodgers   +3 more
core   +1 more source

Isolation Number of Transition Graphs

open access: yesMathematics
Let G=(V,E) be a graph and F be a family of graphs; a subset (S⊆V(G)) is said to be an F-isolating set if G[V(G)∖NG[S]] does not contain F as a subgraph for all F∈F.
Junhao Qu, Shumin Zhang
doaj   +1 more source

Graph-based implicit knowledge discovery from architecture change logs [PDF]

open access: yes, 2012
Service architectures continuously evolve as a consequence of frequent business and technical change cycles. Architecture change log data represents a source of evolution-centric information in terms of intent, scope and operationalisation to ...
Pooyan Jamshidi (5276344)   +12 more
core   +2 more sources

Commuting Conjugacy Class Graph of The Finite $2-$Groups $G_n(m)$ and $G[n]$ [PDF]

open access: yesJournal of Mahani Mathematical Research
‎Suppose $G$ is a finite non-abelian group and $\Gamma(G)$ is a graph with non-central conjugacy classes of $G$ as its vertex set. Two vertices $L$ and $K$ in $\Gamma(G)$ are adjacent if there are $a \in L$ and $b \in K$ such that $ab = ba$.
Mohammad Ali Salahshour   +1 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

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