On the symmetric division deg index of graph

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August undefined, 2024

Web30 de jun. de 2024 · The symmetric division deg index (or simply sdd -index) was proposed by Vukičević et al. as a remarkable predictor of total surface area of … Web8 de out. de 2024 · Very recently, the first geometric-arithmetic index and arithmetic-geometric index were introduced in mathematical chemistry. In the present paper, we first obtain some lower and upper bounds on and characterize the extremal graphs. We also establish various relations between and other topological indices, such as the first …

Full article: The (a,b)-Zagreb index of some derived networks

WebIn this article, we characterize the SDD index for the class of all 𝑛- vertex tricyclic and tetra-cyclic graphs. Index Terms— Symmetric division deg index, cyclomatic number, … Web27 de ago. de 2024 · The symmetric division deg index (or simply sdd -index) was proposed by Vukičević et al. as a remarkable predictor of total surface area of polychlorobiphenyls. It is one of discrete Adriatic indices … how hard is it to publish a children\u0027s book

On relations between Sombor and other degree-based indices

Web24 de mar. de 2024 · A symmetric graph is a graph that is both edge- and vertex-transitive (Holton and Sheehan 1993, p. 209). However, care must be taken with this definition since arc-transitive or a 1-arc-transitive graphs … WebGiven a square matrix A over the integers, we consider the Z-module M A generated by the set of all matrices that are permutation-similar to A.Motivated by analogous problems on signed graph decompositions and block designs, we are interested in the completely symmetric matrices a I + b J belonging to M A.We give a relatively fast method to … Web24 de out. de 2024 · Alexander V. Upper and lower bounds of symmetric division deg index. Iran J Math Chem.. 2014;52: 91 – 98. [Google Scholar] Gupta CK, Lokesha V, Shwetha BS, et al. Graph operations on the symmetric division deg index of graphs. Palestine J Math. 2024;6(1): 280 – 286. [Google Scholar] Azari M, Iranmanesh A. … how hard is it to read dune

[2010.03748v1] On the arithmetic-geometric index of graphs

Title: Sharp bounds on the symmetric division deg index of graphs …

Webwritten in terms of the symmetric division deg coindex of G and n: Keywords: symmetric division deg coindex; edge corona graph; Mycielskian of a graph; double graph. 2024 Mathematics Subject Classiﬁcation: 05C09, 05C76. 1.Introduction A topological index of a graph is a parameter that does not depend on the labeling or pictorial ... WebOn the Inverse Symmetric Division Deg Index of Unicyclic Graphs Abeer M. Albalahi and Akbar Ali * Department of Mathematics, Faculty of Science, University of Ha’il, Ha’il 2440, Saudi Arabia * Correspondence: [email protected] Abstract: The symmetric division deg (SDD) index is among the 148 discrete Adriatic indices that how hard is it to raise goatsWeb27 de ago. de 2024 · VDOMDHTMLtml>. On the Maximum Symmetric Division Deg Index of -Cyclic Graphs. Let highest rated christmas carol version

"WebThe symmetric Also let ? = d1 ? d2 ?... ? dn = ? > 0, di = d(i), be a sequence of its vertex degrees with maximum degree ? and minimum degree ?. (PDF) Bounds for symmetric division deg index of graphs Kinkar Das - Academia.edu " - On the symmetric division deg index of graph

On the symmetric division deg index of graph

New results on symmetric division deg index - 百度学术

Web1 de jan. de 2024 · Sharp bounds on the symmetric division deg index of graphs and line graphs. Hechao Liu, Yufei Huang; Mathematics. 2024; For a graph G with vertex set V G and edge set E G , the symmetric division deg index is deﬁned as SDD ( G ) = P uv ∈ E G ( d u d v + d v d u ), where d u denotes the degree of vertex u in G . In … Web1 de jan. de 2024 · Vasilyev [31] determined lower and upper bounds of symmetric division deg index in some classes of graphs and determine the corresponding …

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Web10 de ago. de 2024 · Symmetric division degree index and inverse sum index of transformation graph. G Mohanappriya1 and D Vijayalakshmi1. Published under licence by IOP Publishing Ltd. Journal of Physics: Conference Series , Volume 1139 , International Conference on Applied and Computational Mathematics 10 August 2024, Tamilnadu, … WebGRAPH OPERATIONS ON THE SYMMETRIC DIVISION DEG INDEX OF GRAPHS. Authors: C. K. Gupta , V. Lokesha, Shwetha B. S3 and Ranjini P. S4. file: …

WebGRAPH OPERATIONS ON THE SYMMETRIC DIVISION DEG INDEX OF GRAPHS. Authors: C. K. Gupta , V. Lokesha, Shwetha B. S3 and Ranjini P. S4. file: PJM_MAR_2024_32.pdf. volume: Vol 6(1), 2024. The acceptance rate is 62% to 66% We will publish four issues per volume, starting from volume 11. Volumes. Web16 de dez. de 2024 · The symmetric division deg (SDD) index of a simple graph G is defined as SDD(G) = uv∈E(G) (du dv + dv du), where E(G) is the edge set of G and du denotes …

Web1 de jun. de 2024 · For another, the symmetric division deg index is proven to be a potentially useful molecular descriptor in quantitative structure-property/activity … Web1 de set. de 2024 · The Symmetric division deg (SDD) index is a well-established valuable index in the analysis of quantitative structure-property and structure-activity relationships for molecular graphs. In this paper, we study the range of SDD-index for special classes of trees and unicyclic graphs. We present the ﬁrst four lower bounds for …

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Web25 de fev. de 2024 · Recently, a novel topological invariant based on degrees of end-vertices of an edge in a graph was put forward. It was named Sombor index. The definition of the Sombor invariant suggests another, rather a geometric view onto graph edges. Here, the mathematical relations between the Sombor index and some other well-known … how hard is it to remove seadekWeb2 de jun. de 2024 · Title: Analytical and computational properties of the variable symmetric division deg index Authors: R. Aguilar-Sanchez , J. A. Mendez-Bermudez , Jose M. Rodriguez , Jose M. Sigarreta Download PDF how hard is it to remove wallpaperWeb28 de jul. de 2024 · One of those numerical descriptors, the symmetric division deg index, is included in the list of 148 discrete Adriatic indices and is a very good predictor of total … how hard is it to refinanceWeb1 de dez. de 2024 · We get a lower bound on symmetric division deg index for all molecular (n,m,p)-graphs (n-order molecular graphs with m≥nedges and p>0pendant … how hard is it to sell 8 cars a monthWebIn this paper, we determine some sharp bounds on the symmetric division deg index of graphs and line graphs and characterize the corresponding extremal graphs. Keywords line graph, symmetric division deg index, bound. Mathematics Subject Classiﬁcation: 05C07, 05C09, 05C92 1 Introduction We use U to denote the cardinality of set U. how hard is it to replace rocker panels how hard is it to replace an alternatorWebGraph Operations on the symmetric division deg index of graphs 281 Denition: 2 The Symmetric division deg index of a connected graph G, is dened as SDD(G) = ∑ … how hard is it to sail