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On spectral radius of the distance matrix

Webfor all positive integers r, where ρ(A) is the spectral radius of A. For symmetric or hermitian A, we have equality in for the 2-norm, since in this case the 2-norm is precisely the spectral radius of A. For an arbitrary matrix, we may not have equality for any norm; a counterexample would be WebThe distance spectral radius . λ (G) of a strongly connected digraph G is the eigenvalue of its distance matrix . D (G) with the largest modulus. Let G n d denote the set of strongly …

On the distance Laplacian spectral radius of bicyclic graphs

Web22 de fev. de 2024 · Extremal values for the spectral radius of the normalized distance Laplacian. Jacob Johnston, Michael Tait. The normalized distance Laplacian of a graph is defined as where is the matrix with pairwise distances between vertices and is the diagonal transmission matrix. In this project, we study the minimum and maximum spectral radii … Web23 de jan. de 2010 · Abstract. For a connected graph, the distance spectral radius is the largest eigenvalue of its distance matrix, and the distance energy is defined as the sum … bitcoin gold poloniex https://arodeck.com

Mathematics Free Full-Text On the Generalized Distance Energy …

Web24 de mar. de 2024 · Let A be an n×n matrix with complex or real elements with eigenvalues lambda_1, ..., lambda_n. Then the spectral radius rho(A) of A is … Web19 de jun. de 2024 · In this article, we introduce a Laplacian for the reciprocal distance matrix of a connected graph, called the reciprocal distance Laplacian. Let $$\\delta … WebThe generalized distance matrix D α ( G ) of a connected graph G is defined as D α ( G ) = α T r ( G ) + ( 1 − α ) D ( G ) , where 0 ≤ α ≤ 1 , D ( G ) is the distance matrix and T r ( G … bitcoin gold regal assets

Spectral radius of a matrix multiplied by a contraction matrix

Category:On spectral spread of generalized distance matrix of a graph

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On spectral radius of the distance matrix

Further results on the spectral radius of matrices and graphs

Web1 de mar. de 2012 · The spectral distance σ (G 1 , G 2 ) between n vertex graphs G 1 and G 2 is defined by σ (G 1 , G 2 ) = n ∑ i=1 λ i (G 1 )− λ i (G 2 ) . Here we provide … http://thaijmath.in.cmu.ac.th/index.php/thaijmath/article/viewFile/5783/354355157

On spectral radius of the distance matrix

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WebThe distance Laplacian matrix of a connected graph G is defined as L(G)=Tr(G)−D(G), where Tr(G) is the diagonal matrix of the vertex transmissions in G and D(G) is the … Web15 de abr. de 2013 · The distance matrix of G is defined as D (G) = (d uv ) u,v∈V (G) .The eigenvalues of D (G) are called the distance eigenvalues of G.SinceD (G) is real and …

Webdistance spectral radius of graphs and bipartite graphs, lower bounds for the distance energy of graphs, and characterize the extremal graphs. We also discuss upper bounds … WebThe distance Laplacian matrix of a connected graph G is defined as L(G)=Tr(G)−D(G), where Tr(G) is the diagonal matrix of the vertex transmissions in G and D(G) is the distance matrix of G. The la...

Web29 de jan. de 2024 · For a connected graph and , the distance -spectral radius of is the spectral radius of the matrix defined as , where is a diagonal matrix of vertex … Web10 de abr. de 2024 · The adjacency-distance matrix of G is defined as S(G)=D(G)+A(G). In this paper, S(G) is generalized by the convex lin... The generalized adjacency-distance …

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 transmissions of . The largest eigenvalue of is called the distance Laplacian spectral radius of . In this paper, we determine the graphs with maximum and minimum distance …

WebPrincess Elisabeth Antarctica (PEA) is a polar research base owned by the Belgian government and managed by the International Polar Foundation (IPF), located at a … bitcoin gold to inrWeb1 de mar. de 2024 · The adjacency matrix A = A ( G) of the graph G is defined so that its ( i, j )-entry is equal to 1 if vivj ∈ E ( G) and 0 otherwise. Let λ 1 ≥ λ 2 ≥ ⋯ ≥ λ n − 1 ≥ λ n denote the eigenvalues of A ( G ). The greatest eigenvalue λ1 is usually referred to as the spectral radius of the graph G. The energy of the graph G is defined ... bitcoin good guy vapesWeb15 de set. de 2013 · Let G be a connected graph and D(G) = (d ij ) be the distance matrix of G where d ij is the length of a shortest path between v i and v j .ThematrixD(G) is nonnegative and irreducible, so the eigenvalues of D(G) ... Sharp bounds on the distance spectral radius and the distance energy of graphs. Linear Algebra Appl., 430 (2009), pp ... bitcoin gold proof of workWeb29 de jan. de 2024 · For a connected graph and , the distance -spectral radius of is the spectral radius of the matrix defined as , where is a diagonal matrix of vertex transmissions of and is the distance matrix of . We give bounds for the distance -spectral radius, especially for graphs that are not transmission regular, propose some graft … bitcoin gold paper walletWeb16 de dez. de 2024 · The eccentricity matrix . ϵ (G) of a connected graph G is obtained from the distance matrix of G by retaining the largest distance in each row and each column and setting the remaining entries as 0. The eccentricity matrices of graphs are closely related to the distance matrices of graphs, nevertheless a number of properties of … bitcoin good morningWeb10 de abr. de 2024 · The adjacency-distance matrix of G is defined as S(G)=D(G)+A(G).... Find, read and cite all the research you need on ResearchGate. Article. The generalized adjacency-distance matrix of connected ... bitcoin goodWeb5 de dez. de 2024 · The weighted adjacency matrix A f ( G ) of a graph G is a square matrix, where the ( i , j ) -entry is equal to f ( d i , d j ) if the vertices v i and v j are adjacent and 0 otherwise. Li and Wang [22] tried to unify methods to study spectral radius of weighted adjacency matrices of graphs weighted by various topological indices. daryl patterson lendlease