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The electronic journal of linear algebra
Tome 20 (2010)
Précédent Suivant


Spaces of constant rank matrices over $GF(2)$
Boston, Nigel
p. 1-5

New estimates for the solution of the Lyapunov matrix differential equation
Zhang, Juan ; Liu, Jianzhou
p. 6-19

Permanents of Hessenberg $(0,1)$-matrices revisited
Deschamp, Brent ; Shader, Bryan L.
p. 20-52

Inertia sets for graphs on six or fewer vertices
Barrett, Wayne ; Jepsen, Camille ; Lang, Robert ; Mchenry, Emily ; Nelson, Curtis ; Owens, Kayla
p. 53-78

Thompson isometries on positive operators: the 2-dimensional case
Molnar, Lajos ; Nagy, Gergo
p. 79-89

Bounds on the spectral radius of a Hadamard product of nonnegative or positive semidefinite matrices
Horn, Roger A. ; Zhang, Fuzhen
p. 90-94

Reachability matrices and cyclic matrices
Ferrante, Augusto ; Wimmer, Harald K.
p. 95-102

Kantorovich type inequalities for ordered linear spaces
Niezgoda, Marek
p. 103-114

Eigenvalues of sums of pseudo-Hermitian matrices
Foth, Philip
p. 115-125

Ranges of Sylvester maps and a minimal rank problem
Ran, Andre C.M. ; Rodman, Leiba X.
p. 126-135

Extremal algebraic connectivities of certain caterpillar classes and symmetric caterpillars
Rojo, Oscar ; Medina, Luis ; De Abreu, Nair M.M. ; Justel, Claudia
p. 136-157

On symmetric matrices with exactly one positive eigenvalue
Shen, Shu-Qian ; Huang, Ting-Zhu
p. 158-167

Distance spectral radius of trees with fixed maximum degree
Stevanovic, Dragan ; Ilic, Aleksandar
p. 168-179

Spectrally arbitrary tree sign patterns of order 4
Arav, Marina ; Hall, Frank ; Li, Zhongshan ; Kaphle, Krishna ; Manzagol, Nilay
p. 180-197

A method for the inverse numerical range problem
Chorianopoulos, Christos ; Psarrakos, Panayiotis ; Uhlig, Frank
p. 198-206

A new decomposition for square matrices
Benitez, Julio
p. 207-225

Rank and inertia of submatrices of the Moore-Penrose inverse of a Hermitian matrix
Tian, Yongge
p. 226-240

Some characterizations of totally nonpositive (totally negative) matrices
Canto, Rafael ; Ricarte, Beatriz ; Urbano, Ana Maria
p. 241-253

Some results on matrix partial orderings and reverse order law
Benitez, Julio ; Liu, Xiaoji ; Zhong, Jin
p. 254-273

Starlike trees with maximum degree 4 are determined by their signless Laplacian spectra
Omidi, Gholam R. ; Vatandoost, Ebrahim
p. 274-290

Inequalities for the minimum eigenvalue of M-matrices
Tian, Gui-Xian ; Huang, Ting-Zhu
p. 291-302

Perturbations of functions of diagonalizable matrices
Gil, Michael I.
p. 303-313

A new upper bound for the eigenvalues of the continuous algebraic Riccati equation
Liu, Jianzhou ; Zhang, Juan ; Liu, Yu
p. 314-321

Semidefinite geometry of the numerical range
Henrion, Didier
p. 322-332

Spectrum localization of regular matrix polynomials and functions
Mazko, A.G.
p. 333-350

A necessary and sufficient eigenvector condition for a connected graph to be bipartite
Cioaba, Sebastian M.
p. 351-353

Some subspaces of the projective space $PG(\Lambda ^{k}$V) related to regular spreads of $PG(V)$.
De Bruyn, Bart
p. 354-366

On the trace characterization of the joint spectral radius
Xu, Jianhong
p. 367-375

The q-numerical range of 3X3 tridiagonal matrices
Chien, Mao-Ting ; Nakazato, Hiroshi
p. 376-390

On the spectral radii of quasi-tree graphs and quasi-unicyclic graphs with k pendent vertices
Geng, Xianya ; Li, Shuchao
p. 391-405

The explicit representations of the Drazin inverses of a class of block matrices
Bu, Changjiang ; Zhang, Kuize
p. 406-418

Constructing matrix geometric means
Poloni, Federico G.
p. 419-435

The linear independence of sets of two and three canonical algebraic curvature tensors
Diaz, Alexander ; Dunn, Corey
p. 436-338

Refined inertially and spectrally arbitrary zero-nonzero patterns
Deaett, Louis ; Olesky, Dale D. ; Den Driessche, Pauline Van
p. 449-467

Weighted matrix eigenvalue bounds on the independence number of a graph
Elzinga, Randall J. ; Gregory, David A.
p. 468-489

Leonard pairs from the equitable basis of $sl_{2}$
Alnajjar, Hasan ; Curtin, Brian
p. 490-505

Polynomial inequalities for non-commuting operators
Mccarthy, John E. ; Timoney, Richard M.
p. 506-518

Efficient computation of enclosures for the exact solvents of a quadratic matrix equation
Hashemi, Behnam ; Dehghan, Mehdi
p. 519-536

Least squares (P,Q)-orthogonal symmetric solutions of the matrix equation and its optimal approximation
Zhao, Lin-Lin ; Chen, Guo-Linag ; Liu, Qing-Bin
p. 537-551

Extreme ranks of (skew-)Hermitian solutions to a quaternion matrix equation
Wang, Qing-Wen ; Jing, Jiang
p. 552-573

On the strong Arnol'd hypothesis and the connectivity of graphs
Van Der Holst, Hein
p. 574-585

The spectrum of the edge corona of two graphs
Hou, Yaoping ; Shiu, Wai-Chee
p. 586-594

Nonnegative realization of complex spectra
Soto, Ricardo L. ; Salas, Mario ; Manzaneda, Cristina
p. 595-609

The Sun graph is determined by its signless Laplacian spectrum
Mirzakhah, Maryam ; Kiani, Dariush
p. 610-620

The eigenvalue distribution of block diagonally dominant matrices and block H-matrices
Zhang, Cheng-Yi ; Luo, Shuanghua ; Huang, Aiqun ; Xu, Chengxian
p. 621-639

On the gaps in the set of exponents of Boolean primitive circulant matrices
Bueno, Maribel I. ; Furtado, Susana
p. 640-660

On the minimum vector rank of multigraphs
Mitchell, Lon H. ; Narayan, Sivaram K. ; Rogers, Ian
p. 661-672

Matrix functions preserving sets of generalized nonnegative matrices
Elhashash, Abed ; Szyld, Daniel B.
p. 673-690

The minimum rank problem over finite fields
Grout, Jason
p. 691-716

A characterization of strong regularity of interval matrices
Rohn, Jiri
p. 717-722

An improved characterisation of the interior of the completely positive cone
Dickinson, Peter J.C.
p. 723-729

A new upper bound for the Laplacian spectral radius of a graph
Yu, Aimei
p. 730-738

Euclidean and circum-Euclidean distance matrices: characterizations and linear preservers
Li, Chi-Kwong ; Milligan, Thomas ; Trosset, Michael W.
p. 739-752

Jordan left derivations in full and upper triangular matrix rings
Xu, Xiao-Wei ; Zhang, Hong-Ying
p. 753-759
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