On the symmetric division deg index of graph
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 … Web18 de set. de 2024 · the symmetric division deg index, is included in the list of 148 discrete Adriatic indices and is a very good predictor of total surface area of polychlorobipheny ls …
On the symmetric division deg index of graph
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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 … WebGRAPH OPERATIONS ON THE SYMMETRIC DIVISION DEG INDEX OF GRAPHS. Authors: C. K. Gupta , V. Lokesha, Shwetha B. S3 and Ranjini P. S4. file: …
WebWe explore here some mathematical properties and present explicit formulas for this new index under several graph operations. 2010 Mathematics Subject Classifications. 05C12, 05A15, 05A20, 05C05. . Let G = (V, E) be a graph. ... The Symmetric division deg index of a connected graphG, is de ned as SDD(G) = ∑ uv∈E(G) ... WebOn the Maximum Symmetric Division Deg Index of k-Cyclic Graphs Abeer M. Albalahi and Akbar Ali Department of Mathematics, Faculty of Science, University of Ha’il, Ha’il, Saudi Arabia Correspondence should be addressed to Akbar Ali; [email protected] Received 19 May 2024; Accepted 26 July 2024; Published 27 August 2024
Web17 de jun. de 2024 · Therefore, we present the maximum symmetric division deg indices of unicyclic graphs and bicyclic graphs with given matching number. Furthermore, we … 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 …
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 …
WebThe symmetric division deg (SDD) index is one the 148 discrete Adriatic indices, introduced several years ago. The SDD index has already been proved a valuable index in the QSPR/QSAR (quantitative structure-property/activity relationships) studies. cubix by m-plan ノートWebIn this paper, we investigate some properties of this graph invariant in terms of orbit structure of a graph and then we explore new bounds forsdd-index. In continuing, the … east elementary school baraboo wicubix apartments crown hillWebthe first geometric-arithmetic index GA, atom-bond-connectivity index ABC, symmetric division deg index SDD, chromatic number χ and so on. In Section 4, we obtain some sufficient conditions of GA(G) > GA(G − e) or AG(G) > AG(G − e) for an edge e of a graph G. In particular, we give a refinement of east elementary school hot lunchWeb25 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 … east elementary school barabooWeb16 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 … east elementary school antigoWebGRAPH 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. cubix by m-plan