On the sum connectivity gourava index
WebThe sum-connectivity index of the graphG is defined as χ(G)= vivj∈E(G) (di +dj) −1/2. We discuss the effect onχ(G) of inserting an edge into a graph. Moreover, we obtain the … Web2 de jun. de 2024 · In this manuscript, we compute Zagreb index (ZI), first, and second, Hyper F-indices and sum and product connectivity of F-index of silicon carbides, namely, SiC4 – I[r, s] and SiC4 – II[r, s]. 1. Introduction Graph theory deals with the study of the mathematical structures of chemical compounds.
On the sum connectivity gourava index
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Web30 de mai. de 2015 · The sum-connectivity index of the graph G is defined as \chi (G) = \sum\nolimits_ {v_i v_j \in E (G)} { (d_i + d_j )^ { - 1/2} } . We discuss the effect on χ ( G) of inserting an edge into a graph. Moreover, we obtain the relations between sum-connectivity index and Randić index. Download to read the full article text References WebIn this paper, we introduce the atom bond connectivity Revan index and geometric-arithmetic Revan indices of a molecular graph. Furthermore, we determine the sum connectivity Revan index, atom bond connectivity Revan index and geometric-arithmetic Revan index of chemically interesting drugs like jagged-rectangle benzenoid systems …
Web1 de set. de 2011 · Abstract. The sum-connectivity index of a simple graph G is defined in mathematical chemistry as. We give a best possible lower bound for the sum … Web16 de jun. de 2024 · In this paper, we introduce the atom bond connectivity E-Banhatti index and the sum atom bond connectivity E-Banhatti index of a graph. Also we …
http://cfc.nankai.edu.cn/_upload/article/files/64/96/0f291f2a4669a8f0d8ed8fe74459/5a30af58-35c5-4501-b7d6-1dd8b4672ae2.pdf Web3 de nov. de 2024 · Graphs under inspection in this paper are undirected and simple, without various edges and finite. Considering a graph , the sets of nodes and lines are …
Web(x+ y)xy Second Gourava index (x+ y+ xy)2 First hyper-Gourava index [(x+ y)xy]2 Second hyper-Gourava index 1= p px+ y+ xy Sum-connectivity Gourava index p(x+ y)xy Product-connectivity Gourava index x2 + y2 Sombor index 1 From Table 1, one can see that these chemical indices have the following uni ed de nition. Let f(x;y) be a symmetric real ...
WebConnected sum at a point. A connected sum of two m-dimensional manifolds is a manifold formed by deleting a ball inside each manifold and gluing together the resulting boundary … list of thiazidesWebother graph invariants for the general sum-connectivity index which generalizes both the ordinary sum-connectivity index and the first Zagreb index. Additionally, we give the … immigration office in baltimoreWebOn the Minimal General Sum-Connectivity Index of Connected Graphs Without Pendant Vertices Abstract: The general sum-connectivity index of a graph $G$ , denoted by … immigration office in atlantaWeb20 de mai. de 2009 · Abstract. We report some properties especially lower and upper bounds in terms of other graph invariants for the general sum-connectivity index which generalizes both the ordinary sum-connectivity index and the first Zagreb index. Additionally, we give the Nordhaus-Gaddum-type result for the general sum … immigration office in alabamahttp://ijc.or.id/index.php/ijc/article/view/59 immigration office in bangkokhttp://www.ijma.info/index.php/ijma/article/download/5932/3508 immigration office in baltimore marylandWebThis property does not hold for zeroth-order general Randi\' c index $^{0}R_{\alpha}(G)$. Keywords Girth, pendant vertex, general sum-connectivity index, zeroth-order general … list of things children learn in kindergarten