Low-rank matrices, tournaments, and symmetric designs

JOURNAL ARTICLE published August 2024 in Linear Algebra and its Applications

Authors: Niranjan Balachandran | Brahadeesh Sankarnarayanan

Inequalities for totally nonnegative matrices: Gantmacher–Krein, Karlin, and Laplace

JOURNAL ARTICLE published August 2024 in Linear Algebra and its Applications

Authors: Shaun M. Fallat | Prateek Kumar Vishwakarma

Complex symmetry in the Fock space of several variables

JOURNAL ARTICLE published August 2024 in Linear Algebra and its Applications

Research funded by NAFOSTED (101.02-2021.24)

Authors: Pham Viet Hai | Pham Trong Tien

Signed graphs and inverses of their incidence matrices

JOURNAL ARTICLE published August 2024 in Linear Algebra and its Applications

Research funded by Republic of Serbia Ministry of Education Science and Technological Development (7749676)

Authors: Abdullah Alazemi | Milica Anđelić | Sudipta Mallik

A generalized Hermite–Biehler theorem and non-Hermitian perturbations of Jacobi matrices

JOURNAL ARTICLE published August 2024 in Journal of Mathematical Analysis and Applications

Research funded by National Natural Science Foundation of China (11901384)

Authors: Rostyslav Kozhan | Mikhail Tyaglov

Isotropy groups of the action of orthogonal *congruence on Hermitian matrices

JOURNAL ARTICLE published August 2024 in Linear Algebra and its Applications

Authors: Tadej Starčič

Centrosymmetric and reverse matrices in bivariate orthogonal polynomials

JOURNAL ARTICLE published July 2024 in Linear Algebra and its Applications

Authors: Cleonice F. Bracciali | Glalco S. Costa | Teresa E. Pérez

Some further applications of a lattice theoretic method in the study of singular LCM matrices

JOURNAL ARTICLE published July 2024 in Linear Algebra and its Applications

Authors: Mika Mattila | Pentti Haukkanen | Jori Mäntysalo

An interlacing result for Hermitian matrices in Minkowski space

JOURNAL ARTICLE published July 2024 in Linear Algebra and its Applications

Authors: D.B. Janse van Rensburg | A.C.M. Ran | M. van Straaten

Random walks associated with symmetric M-matrices

JOURNAL ARTICLE published July 2024 in Linear Algebra and its Applications

Research funded by Gobierno de España Ministerio de Ciencia e Innovación (PID2021-122501NB-I00) | Universitat Politècnica de Catalunya (AGRUPS-2022,AGRUPS-2023)

Authors: Á. Carmona | A.M. Encinas | M.J. Jiménez | À. Martín

Linearizations of matrix polynomials viewed as Rosenbrock's system matrices

JOURNAL ARTICLE published July 2024 in Linear Algebra and its Applications

Authors: Froilán M. Dopico | Silvia Marcaida | María C. Quintana | Paul Van Dooren

Generating extreme copositive matrices near matrices obtained from COP-irreducible graphs

JOURNAL ARTICLE published July 2024 in Linear Algebra and its Applications

Authors: Maxim Manainen | Mikhail Seliugin | Roman Tarasov | Roland Hildebrand

Diagonal entries of inverses of diagonally dominant matrices

JOURNAL ARTICLE published July 2024 in Linear Algebra and its Applications

Research funded by Ministerio de Ciencia e Innovación (MCIN/AEI/10.13039/501100011033)

Authors: C.R. Johnson | C. Marijuán | M. Pisonero | I.M. Spitkovsky

On the exotic isometry flow of the quadratic Wasserstein space over the real line

JOURNAL ARTICLE published July 2024 in Linear Algebra and its Applications

Research funded by Leverhulme Trust (ECF-2018-125) | European Research Council (810115) | Magyar Tudományos Akadémia (LP2021-15/2021) | Nemzeti Kutatási Fejlesztési és Innovációs Hivatal (K134944,PD128374)

Authors: György Pál Gehér | Tamás Titkos | Dániel Virosztek

Eigenvector components of symmetric, graph-related matrices

JOURNAL ARTICLE published July 2024 in Linear Algebra and its Applications

Research funded by Horizon 2020 (101019718)

Authors: P. Van Mieghem

Jordan structures of nilpotent matrices in the centralizer of a nilpotent matrix with two Jordan blocks of the same size

JOURNAL ARTICLE published June 2024 in Linear Algebra and its Applications

Research funded by Public Research Agency of the Republic of Slovenia (J1-3004,P1-0222,N1-0103,BI-BA/19-20-044) | EU Framework Programme for Research and Innovation Marie Skłodowska-Curie Actions (754362)

Authors: Duško Bogdanić | Alen Đurić | Sara Koljančić | Polona Oblak | Klemen Šivic

Some points of view on Grothendieck's inequalities

JOURNAL ARTICLE published June 2024 in Linear Algebra and its Applications

Authors: Erik Christensen

Theoretical study on dynamic response stability of reinforced concrete structures with a negative skeleton curve gradient under steady-state oscillation

JOURNAL ARTICLE published June 2024 in International Journal of Non-Linear Mechanics

Research funded by Japan Society for the Promotion of Science (JP21H04574)

Authors: Keita Uemura | Kosuke Watanabe | Yoshikazu Takahashi

On Rotfel'd type inequalities for sectorial matrices

JOURNAL ARTICLE published June 2024 in Linear Algebra and its Applications

Research funded by National Natural Science Foundation of China (12271323,12161071)

Authors: Yanling Mao | Guoxing Ji

On the diagonal product of special unitary matrices

JOURNAL ARTICLE published June 2024 in Linear Algebra and its Applications

Research funded by National Science Centre Poland (2021/03/Y/ST2/00193) | Horizon 2020 (101017733)

Authors: Tomasz Miller