Results 21 to 30 of about 22,588 (272)

Optimizing emergency response services in urban areas through the fault-tolerant metric dimension of hexagonal nanosheet [PDF]

open access: yesScientific Reports
In this work, we find the fault-tolerant metric dimension of a hexagonal nanosheet. This concept ensures robust identity of vertices inside a graph, even in situations in which a few resolving vertices fail.
Yaoyao Tu   +5 more
doaj   +2 more sources

The edge partition dimension of graphs [PDF]

open access: yesDiscrete Mathematics Letters, 2023
Theedgemetric dimension wasintroduced in 2018 and since then, it has been extensively studied. In this paper, we present a different way to obtain resolving structures in graphs in order to gain more insight into the study of edge resolving sets ...
Dorota Kuziak   +3 more
doaj   +2 more sources

Exploring metric dimension of nanosheets, nanotubes, and nanotori of SiO2.

open access: yesPLoS ONE
This work investigates the metric dimension (MD) and edge metric dimension (EMD) of SiO2 nanostructures, specifically nanosheets, nanotubes, and nanotorii.
Umar Farooq   +4 more
doaj   +2 more sources

On metric dimension of edge comb product of vertex-transitive graphs [PDF]

open access: yesTransactions on Combinatorics
Suppose finite graph $G$ is simple, undirected and connected. If $W$ is an ordered set of the vertices such that $|W| = k$, the representation of a vertex $v$ is an ordered $k$-tuple consisting distances of vertex $v$ with every vertices in $W$. The set $
Tita Maryati   +3 more
doaj   +2 more sources

A remark on the metric dimension in Riemannian manifolds of constant curvature [PDF]

open access: yesAUT Journal of Mathematics and Computing
We compute the metric dimension of Riemannian manifolds of constant curvature. We define the edge weghited metric dimension of the geodesic graphs in Riemannian manifolds and we show that each complete geodesic graph $G=(V,E)$ embedded in a Riemannian ...
Shiva Heidarkhani Gilani   +2 more
doaj   +2 more sources

Barycentric Subdivision of Cayley Graphs With Constant Edge Metric Dimension

open access: yesIEEE Access, 2020
A motion of a robot in space is represented by a graph. A robot change its position from point to point and its position can be determined itself by distinct labelled landmarks points.
Ali N. A. Koam, Ali Ahmad
doaj   +3 more sources

Edge Metric Dimension of Silicate Networks

open access: yes
Metric dimension is an essential parameter in graph theory that aids in addressing issues pertaining to information retrieval, localization, network design, and chemistry through the identification of the least possible number of elements necessary to identify the distances between vertices in a graph uniquely. A variant of metric dimension, called the
Prabhu, S., Jenifer Janany, T
openaire   +3 more sources

Edge based metric dimension of various coffee compounds.

open access: yesPLoS ONE
An important dietary source of physiologically active compounds, coffee also contains phenolic acids, diterpenes, and caffeine. According to a certain study, some coffee secondary metabolites may advantageously modify a number of anti-cancer defense ...
Ali Ahmad   +4 more
doaj   +3 more sources

Vertex and edge metric dimensions of cacti

open access: yesDiscrete Applied Mathematics, 2022
In a graph G; a vertex (resp. an edge) metric generator is a set of vertices S such that any pair of vertices (resp. edges) from G is distinguished by at least one vertex from S: The cardinality of a smallest vertex (resp. edge) metric generator is the vertex (resp. edge) metric dimension of G: In [19] we determined the vertex (resp.
Jelena Sedlar, Riste Skrekovski
openaire   +5 more sources

Metric dimension and edge metric dimension of windmill graphs

open access: yesAIMS Mathematics, 2021
Graph invariants provide an amazing tool to analyze the abstract structures of graphs. Metric dimension and edge metric dimension as graph invariants have numerous applications, among them are robot navigation, pharmaceutical chemistry, etc. In this article, we compute the metric and edge metric dimension of two classes of windmill graphs such as ...
Pradeep Singh   +3 more
openaire   +3 more sources

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