Some extremal properties of the resolvent energy, Estrada and resolvent Estrada indices of graphs☆
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DOI: 10.1016/j.jmaa.2016.10.043
Abstract: Abstract Let G be a simple connected graph on n vertices and λ 1 , λ 2 , … , λ n be the eigenvalues of the adjacency matrix of G . Estrada and Higham… read more here.
Keywords: resolvent estrada; estrada index; resolvent energy; energy ... See more keywords
Lower Bounds for Gaussian Estrada Index of Graphs
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DOI: 10.3390/sym10080325
Abstract: Suppose that G is a graph over n vertices. G has n eigenvalues (of adjacency matrix) represented by λ1, λ2, · · · , λn. The Gaussian Estrada index, denoted by H(G) (Estrada et al.,… read more here.
Keywords: bounds gaussian; estrada index; index; lower bounds ... See more keywords
On Generalized Distance Gaussian Estrada Index of Graphs
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DOI: 10.3390/sym11101276
Abstract: For a simple undirected connected graph G of order n, let D ( G ) , D L ( G ) , D Q ( G ) and T r ( G ) be, respectively,… read more here.
Keywords: distance; estrada index; distance gaussian; generalized distance ... See more keywords