On the distance spectral radius of trees
Web9 de dez. de 2024 · Abstract. The distance Laplacian matrix of a connected graph is defined as , where is the distance matrix of and is the diagonal matrix of vertex … Web23 de set. de 2024 · Spatial radius refers to the radius of the neighborhood for averaging (higher spatial radius results in more smoothing). Spectral range radius refers to the degree of spectral variability, measured by the Euclidean distance (expressed in radiometry units) of the spectral signature that is allowed within an object (higher values …
On the distance spectral radius of trees
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Web31 de jul. de 2009 · The largest Laplacian spectral radii of trees in $$ \mathcal{T}_{2k + 1} $$ and $$ \mathcal{S}_{2k + 2} $$ and the corresponding trees were given by Guo (2003). ... On distance spectral radius of graphs with given number of pendant paths of fixed length. 19 October 2024. Web23 de out. de 2013 · Distance spectral radius of a tree with given diameter. Guanglong Yu, Shuguang Guo, Mingqing Zhai. For a connected graph, the distance spectral radius is the largest eigenvalue of its distance matrix. In this paper, of all trees with both given order and fixed diameter, the trees with the minimal distance spectral radius are completely ...
Web1 de mar. de 2010 · We determine the unique tree that maximizes (respectively minimizes) the distance spectral radius over all trees on n vertices with k pendant paths of length … Web5 de dez. de 2024 · Corpus ID: 254246531; Extremal trees with respect to spectral radius of restrictedly weighted adjacency matrices @inproceedings{Zheng2024ExtremalTW, title={Extremal trees with respect to spectral radius of restrictedly weighted adjacency matrices}, author={Ruiling Zheng and Xiaxia Guan and Xian-an Jin}, year={2024} }
Web2 de jan. de 2024 · A note on distance spectral radius of trees. Authors. Yanna Wang; Rundan Xing; Bo Zhou; Fengming Dong; Publication date 2024. Publisher Walter de Gruyter GmbH. Doi DOI: 10.1515/spma-2024-0021. Abstract Abstract is not available. journal-article; Similar works. Full text. Crossref Provided original full text link. Web25 de dez. de 2024 · The extremal results on the distance spectral radius of trees may be found in [12,20] with fixed matching number, in [20,21] with given number of leaves, in …
Web23 de out. de 2013 · For a connected graph, the distance spectral radius is the largest eigenvalue of its distance matrix. In this paper, of all trees with both given order and …
Webgiven domination number, respectively. We determine the unique tree with second maximum -spectral radius among trees, and the unique tree with maximum -spectral radius among trees with given diameter. For a graph with two pendant paths at a vertex or at two adjacent ver-tex, we prove results concerning the behavior of the -spectral radius inbody scan perthWeb14 de abr. de 2024 · Lastly, we measured two site-specific habitat covariates that could help to explain frog occupancy: (1) percent (%) of tree canopy within a 200-m radius of each point (this radius is based on movement distances reported by Johnson et al. 2007), and (2) distance (m) to nearest standing body of water or wetland. inbody scan rulesWeb10 de abr. de 2024 · Let . ρ (S α (G)) be the spectral radius of . S α (G). This paper presents results on S α ( G ) with emphasis on ρ ( S α ( G ) ) and some results on S ( G ) … inbody scan priceWeb1 de abr. de 2024 · Download Citation On Apr 1, 2024, Kang Liu and others published Distance spectral radius of the complements of trees with fixed parameters Find, read and cite all the research you need on ... inbody scan paperWeb1 de jan. de 2010 · Distance energy is a newly introduced molecular graph-based analog of the total π-electron energy, and it is defined as the sum of the absolute eigenvalues of the molecular distance matrix. For trees and unicyclic graphs, distance energy is equal to the doubled value of the distance spectral radius. In this paper, we introduce a general … incident in cardiff city centreWeb14 de jun. de 2024 · W. Ning, L. Ouyang, M. Lu, Distance spectral radius of trees with fixed number of pendant vertices, Linear Algebra Appl. 439 (2013) 2240-2249. Article MathSciNet Google Scholar A. Niu, D. Fan and G. Wang, On the distance Laplacian spectra of bipartite graphs, Discrete Appl. Math. 186 (2015) 207-213. Article MathSciNet ... inbody scan sheetsWebFor trees and unicyclic graphs, distance energy is equal to the doubled value of the distance spectral radius. In this paper, we introduce a general transformation that … incident in carmarthen today