1

The largest two Laplacian eigenvalues of a graph

Das *, Kinkar Ch.
Journal:
Linear and Multilinear Algebra
Année:
2004
Langue:
english
Fichier:
PDF, 279 KB
english, 2004
3

Atom-bond connectivity index of graphs

Kinkar Ch. Das
Journal:
Discrete Applied Mathematics
Année:
2010
Langue:
english
Fichier:
PDF, 269 KB
english, 2010
4

Sharp lower bounds on the Laplacian eigenvalues of trees

Kinkar Ch. Das
Journal:
Linear Algebra and its Applications
Année:
2004
Langue:
english
Fichier:
PDF, 262 KB
english, 2004
5

On Harary index of graphs

Kexiang Xu, Kinkar Ch. Das
Journal:
Discrete Applied Mathematics
Année:
2011
Langue:
english
Fichier:
PDF, 287 KB
english, 2011
6

Maximizing the sum of the squares of the degrees of a graph

Kinkar Ch. Das
Journal:
Discrete Mathematics
Année:
2004
Langue:
english
Fichier:
PDF, 240 KB
english, 2004
8

An improved upper bound for Laplacian graph eigenvalues

Kinkar ch. Das
Journal:
Linear Algebra and its Applications
Année:
2003
Langue:
english
Fichier:
PDF, 104 KB
english, 2003
9

Relationship between the eccentric connectivity index and Zagreb indices

Kinkar Ch. Das, N. Trinajstić
Journal:
Computers & Mathematics with Applications
Année:
2011
Langue:
english
Fichier:
PDF, 585 KB
english, 2011
10

On atom-bond connectivity index

Kinkar Ch. Das, Ivan Gutman, Boris Furtula
Journal:
Chemical Physics Letters
Année:
2011
Langue:
english
Fichier:
PDF, 183 KB
english, 2011
12

Zagreb indices of graphs

Das, Kinkar Ch., Xu, Kexiang, Nam, Junki
Journal:
Frontiers of Mathematics in China
Année:
2015
Langue:
english
Fichier:
PDF, 223 KB
english, 2015
13

On some degree-and-distance-based graph invariants of trees

Gutman, Ivan, Furtula, Boris, Das, Kinkar Ch.
Journal:
Applied Mathematics and Computation
Année:
2016
Langue:
english
Fichier:
PDF, 313 KB
english, 2016
14

On a novel eccentricity-based invariant of a graph

Xu, Ke Xiang, Das, Kinkar Ch., Maden, Ayse Dilek
Journal:
Acta Mathematica Sinica, English Series (Springer)
Année:
2016
Langue:
english
Fichier:
PDF, 333 KB
english, 2016
17

Extended energy and its dependence on molecular structure

Gutman, Ivan, Furtula, Boris, Das, Kinkar Ch.
Journal:
Canadian Journal of Chemistry
Année:
2017
Langue:
english
Fichier:
PDF, 504 KB
english, 2017
19

Degree-based energies of graphs

Das, Kinkar Ch., Gutman, Ivan, Milovanović, Igor, Milovanović, Emina, Furtula, Boris
Journal:
Linear Algebra and its Applications
Année:
2018
Langue:
english
Fichier:
PDF, 337 KB
english, 2018
22

On the conjecture for certain Laplacian integral spectrum of graphs

Kinkar Ch. Das, Sang-Gu Lee, Gi-Sang Cheon
Journal:
Journal of Graph Theory
Année:
2010
Langue:
english
Fichier:
PDF, 184 KB
english, 2010
23

Improved upper and lower bounds for the spectral radius of digraphs

A. Dilek Güngör, Kinkar Ch. Das
Journal:
Applied Mathematics and Computation
Année:
2010
Langue:
english
Fichier:
PDF, 239 KB
english, 2010
24

Estimating the Szeged index

Kinkar Ch. Das, Ivan Gutman
Journal:
Applied Mathematics Letters
Année:
2009
Langue:
english
Fichier:
PDF, 370 KB
english, 2009
25

Some new bounds on the spectral radius of graphs

Kinkar Ch. Das, Pawan Kumar
Journal:
Discrete Mathematics
Année:
2004
Langue:
english
Fichier:
PDF, 263 KB
english, 2004
26

A sharp upper bound on the spectral radius of weighted graphs

Kinkar Ch. Das, R.B. Bapat
Journal:
Discrete Mathematics
Année:
2008
Langue:
english
Fichier:
PDF, 155 KB
english, 2008
27

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

Kinkar Ch. Das, R.B. Bapat
Journal:
Linear Algebra and its Applications
Année:
2005
Langue:
english
Fichier:
PDF, 217 KB
english, 2005
28

Characterization of graphs having extremal Randić indices

Kinkar Ch. Das, Jin Ho Kwak
Journal:
Linear Algebra and its Applications
Année:
2007
Langue:
english
Fichier:
PDF, 160 KB
english, 2007
31

On the Estrada index conjecture

Kinkar Ch. Das, Sang-Gu Lee
Journal:
Linear Algebra and its Applications
Année:
2009
Langue:
english
Fichier:
PDF, 150 KB
english, 2009
32

On conjectures involving second largest signless Laplacian eigenvalue of graphs

Kinkar Ch. Das
Journal:
Linear Algebra and its Applications
Année:
2010
Langue:
english
Fichier:
PDF, 183 KB
english, 2010
33

Conjectures on index and algebraic connectivity of graphs

Kinkar Ch. Das
Journal:
Linear Algebra and its Applications
Année:
2010
Langue:
english
Fichier:
PDF, 354 KB
english, 2010
35

A Sharp Upper Bound for the Number of Spanning Trees of a Graph

Kinkar Ch. Das
Journal:
Graphs and Combinatorics
Année:
2007
Langue:
english
Fichier:
PDF, 85 KB
english, 2007
36

New upper bounds on Zagreb indices

Kinkar Ch. Das, Ivan Gutman, Bo Zhou
Journal:
Journal of Mathematical Chemistry
Année:
2009
Langue:
english
Fichier:
PDF, 140 KB
english, 2009
37

Maximum eigenvalue of the reciprocal distance matrix

Kinkar Ch. Das
Journal:
Journal of Mathematical Chemistry
Année:
2010
Langue:
english
Fichier:
PDF, 134 KB
english, 2010
38

Bounds on Harary index

Kinkar Ch. Das, Bo Zhou, N. Trinajstić
Journal:
Journal of Mathematical Chemistry
Année:
2009
Langue:
english
Fichier:
PDF, 267 KB
english, 2009
39

Extremal graph characterization from the bounds of the spectral radius of weighted graphs

Kinkar Ch. Das
Journal:
Applied Mathematics and Computation
Année:
2011
Langue:
english
Fichier:
PDF, 224 KB
english, 2011
40

Comparison between first geometric–arithmetic index and atom-bond connectivity index

Kinkar Ch. Das, N. Trinajstić
Journal:
Chemical Physics Letters
Année:
2010
Langue:
english
Fichier:
PDF, 191 KB
english, 2010
41

Maximal and minimal entry in the principal eigenvector for the distance matrix of a graph

Kinkar Ch. Das
Journal:
Discrete Mathematics
Année:
2011
Langue:
english
Fichier:
PDF, 220 KB
english, 2011
42

Proof of conjectures involving the largest and the smallest signless Laplacian eigenvalues of graphs

Kinkar Ch. Das
Journal:
Discrete Mathematics
Année:
2012
Langue:
english
Fichier:
PDF, 493 KB
english, 2012
43

Comparison between Kirchhoff index and the Laplacian-energy-like invariant

Kinkar Ch. Das, Kexiang Xu, Ivan Gutman
Journal:
Linear Algebra and its Applications
Année:
2012
Langue:
english
Fichier:
PDF, 315 KB
english, 2012
44

Proof of conjectures on adjacency eigenvalues of graphs

Kinkar Ch. Das
Journal:
Discrete Mathematics
Année:
2013
Langue:
english
Fichier:
PDF, 279 KB
english, 2013
45

Proof of conjectures on remoteness and proximity in graphs

Hua, Hongbo, Das, Kinkar Ch.
Journal:
Discrete Applied Mathematics
Année:
2014
Langue:
english
Fichier:
PDF, 340 KB
english, 2014
47

On sum of powers of the Laplacian eigenvalues of graphs

Das, Kinkar Ch., Xu, Kexiang, Liu, Muhuo
Journal:
Linear Algebra and its Applications
Année:
2013
Langue:
english
Fichier:
PDF, 294 KB
english, 2013
48

On incidence energy of graphs

Das, Kinkar Ch., Gutman, Ivan
Journal:
Linear Algebra and its Applications
Année:
2014
Langue:
english
Fichier:
PDF, 318 KB
english, 2014
49

Contents

Akgüneş, Nihat, Das, Kinkar Ch., Sinan Çevik, A.
Journal:
Immunology and Allergy Clinics of North America
Année:
2006
Langue:
english
Fichier:
PDF, 28 KB
english, 2006
50

Some graphs determined by their (signless) Laplacian spectra

Liu, Muhuo, Shan, Haiying, Das, Kinkar Ch.
Journal:
Linear Algebra and its Applications
Année:
2014
Langue:
english
Fichier:
PDF, 327 KB
english, 2014