On the sum of Laplacian eigenvalues of graphs (original) (raw)

On the sum of the Laplacian eigenvalues of a graph and Brouwer's conjecture

Hilal A . Ganie

Linear Algebra and its Applications, 2016

View PDFchevron_right

Further developments on Brouwer's conjecture for the sum of Laplacian eigenvalues of graphs

Hilal A . Ganie

Linear Algebra and its Applications, 2020

View PDFchevron_right

Upper bounds for the sum of Laplacian eigenvalues of graphs

Hilal A . Ganie

Linear Algebra and its Applications, 2012

View PDFchevron_right

On Distribution of Laplacian Eigenvalues of Graphs

Bilal A. Rather

2021

View PDFchevron_right

A characterization on graphs which achieve the upper bound for the largest Laplacian eigenvalue of graphs

Kinkar Das

Linear Algebra and its Applications, 2004

View PDFchevron_right

On sum of powers of the Laplacian eigenvalues of graphs

Kinkar Das

Linear Algebra and its Applications, 2008

View PDFchevron_right

A note on sum of powers of the Laplacian eigenvalues of graphs

Ting-zhu Huang

Applied Mathematics Letters, 2011

View PDFchevron_right

On the sum of the Laplacian eigenvalues of a tree

Israel Rocha

Linear Algebra and Its Applications, 2011

View PDFchevron_right

Corrigendum to “On the sum of the Laplacian eigenvalues of a graph and Brouwer's conjecture” [Linear Algebra Appl. 501 (2016) 376–389]

S. Pirzada

Linear Algebra and its Applications, 2018

View PDFchevron_right

An always nontrivial upper bound for Laplacian graph eigenvalues

Ricardo Soto, Oscar Rojo

Linear Algebra and its Applications, 2000

View PDFchevron_right

An improved upper bound for Laplacian graph eigenvalues

Kinkar Das

Linear Algebra and its Applications, 2003

View PDFchevron_right

Some remarks on Laplacian eigenvalues and Laplacian energy of graphs

Alireza Ashrafi

2010

View PDFchevron_right

On the second largest Laplacian eigenvalues of graphs

Wai Shiu

Linear Algebra and its Applications, 2013

View PDFchevron_right

Upper bound for the Laplacian eigenvalues of a graph

Ido Kaminer

2011

View PDFchevron_right

On the sum of signless Laplacian spectra of graphs

Ahmad Alghamdi, S. Pirzada, Hilal A . Ganie

Carpathian Mathematical Publications, 2019

View PDFchevron_right

On the sum of k largest eigenvalues of graphs and symmetric matrices

Bojan Mohar

Journal of Combinatorial Theory, Series B, 2009

View PDFchevron_right

An interlacing approach for bounding the sum of Laplacian eigenvalues of graphs

Willem Haemers

Linear Algebra and its Applications, 2014

View PDFchevron_right

Sharp lower bounds on the Laplacian eigenvalues of trees

Kinkar Das

Linear Algebra and its Applications, 2004

View PDFchevron_right

On the Laplacian eigenvalues of a graph and Laplacian energy

Hilal A . Ganie

Linear Algebra and its Applications, 2015

View PDFchevron_right

A lower bound for the second largest Laplacian eigenvalue of weighted graphs

Abraham Berman

Electronic Journal of Linear Algebra, 2011

View PDFchevron_right

On a conjecture involving the second largest signless Laplacian eigenvalue and the index of graphs

enkhbayar azjargal

2020

View PDFchevron_right

Brouwer type conjecture for the eigenvalues of distance signless Laplacian matrix of a graph

Hilal A . Ganie

Linear and Multilinear Algebra, 2019

View PDFchevron_right

A sharp upper bound on the largest eigenvalue of the Laplacian matrix of a graph

Yuan Hong

Linear Algebra and Its Applications, 2002

View PDFchevron_right

On conjectures involving second largest signless Laplacian eigenvalue of graphs

Kinkar Das

Linear Algebra and its Applications, 2010

View PDFchevron_right

On the Laplacian eigenvalue 222 of graphs

masoumeh farkhondeh

2019

View PDFchevron_right

A sharp upper bound on the largest Laplacian eigenvalue of weighted graphs

Kinkar Das

Linear Algebra and its Applications, 2005

View PDFchevron_right

On the sum of the two largest signless Laplacian eigenvalues

Paula Rama

View PDFchevron_right

Sharp upper and lower bounds for largest eigenvalue of the Laplacian matrices of trees

Yuan Hong

Discrete Mathematics, 2005

View PDFchevron_right

On the bounds for the largest Laplacian eigenvalues of weighted graphs

Sezer Sorgun, Şerife Büyükköse

Discrete Optimization, 2012

View PDFchevron_right

A note on the sum of the largest signless Laplacian eigenvalues

Elfa Sofiana

Electronic Notes in Discrete Mathematics, 2016

View PDFchevron_right

On Laplacian eigenvalues of connected graphs

Edin Glogić, PhD

Czechoslovak Mathematical Journal, 2015

View PDFchevron_right

A bstrac t. Let G be an (n, m)-graph and µ1, µ2,..., µn its Laplacian eigenvalues. The Laplacian energy LE of G is defined as

Alireza Ashrafi

View PDFchevron_right