Results 121 to 130 of about 1,062,219 (211)

Relation connecting Zagreb co-indices on Three graph Operators

open access: yes, 2013
International audienceThe aim of this paper is to show Zagreb co-indices, an important invariant of a graph changes with several graph operators on the subdivision graphs of some connected graphs. Also, derived expressions for the relationship connecting
Ranjini, P. S.   +3 more
core  

Comparing the Zagreb Indices

open access: yesCroatica chemica acta, 2007
Let G = (V, E) be a simple graph with n = vertical bar V vertical bar vertices and m = vertical bar E vertical bar edges ; let d(1), d(2), ..., d(n) denote the degrees of the vertices of G. If Delta = max d(i)
Hansen, Pierre, Vukičević, Damir
openaire   +4 more sources

Zagreb indices of subdivision graphs [PDF]

open access: yes, 2014
Bu çalışmada alt graflar tanıtılmış, r-alt graflar tanımlanmış ve bu alt grafların on çeşit Zagreb indeksleri hesaplanmış ve r-alt graflar için bazı eşitsizlikler verilmiştir.
Togan, Müge
core  

Issue Information

open access: yes
CNS Neuroscience &Therapeutics, Volume 32, Issue 11, November 2026.
wiley   +1 more source

Modelling Physico-Chemical Properties of Benzenes Via Zagreb Tau Indices

open access: yes
Quantitative structure-property relationship (QSPR) studies use topological indices to explain the chemical and physical properties of molecular entities. In this study, we primarily determined the tau degree of a vertex along with the Zagreb tau indices
Yamaç, Kerem
core   +1 more source

Computing the Zagreb eccentricity indices of thorny graphs

open access: yes, 2019
The first and second Zagreb eccentricity indices are defined respectively in terms of the vertex eccentricities as E-1(G) = Sigma(v is an element of V)((G)) epsilon(V)(2) and E-2(G) = Sigma(uv is an element of E(G)) epsilon(U)epsilon(V), where epsilon(U)
BERBERLER, ZEYNEP NİHAN
core   +1 more source

Zagreb indices of hyper carbon nanotube graphs. [PDF]

open access: yesDiscov Nano
Shabbir A   +4 more
europepmc   +1 more source

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