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Articles

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Minimum vector rank and complement critical graphs
Xiaowei Li, Michael Nathanson, and Rachel Phillips

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Change of the *-congruence canonical form of 2-by-2 matrices under perturbations
Vyacheslav Futorny, Lena Klimenko, and Vladimir Sergeichuk

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Shadowing property of random linear cocyles
Abbas Fakhari and Ali Golmakani

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Submatrices of Hadamard matrices: complementation results
Teo Banica, Ion Nechita, and Jean-Marc Schlenker

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Image-kernel (P,Q)-inverses in rings
Dijana Mosic, Dragan S. Djordjevic, and Gabriel Kantun-Montiel

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Graded triangular algebras
Antonio J. Calderon Martin

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Inequalities of generalized matrix functions via tensor products
Vehbi E. Paksoy, Ramazan Turkmen, and Fuzhen Zhang

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The maximum nullity of a complete subdivision graph is equal to its zero forcing number
Wayne Barrett, Steve Butler, Minerva Catral, Shaun M. Fallat, H. Tracy Hall, Leslie Hogben, and Michael Young

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Minimum rank with zero diagonal
Cheryl Grood, Johannes Harmse, Leslie Hogben, Thomas J. Hunter, Bonnie Jacob, Andrew Klimas, and Sharon McCathern

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Interval system of matrix equations with two unknown matrices
A. Rivaz, M. Mohseni Moghadam, and S. Zngoei Zadeh

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Two by two units
R. E. Hartwig and P. Patricio

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Maxima of the Q-index: graphs without long paths
Vladimir Nikiforov and Xiying Yuan

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New results on nonsingular power LCM matrices
Jixiang Wan, Shuangnian Hu, and Qianrong Tan

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Some results on the largest and least eigenvalues of graphs
Huiqiu Lin, Ruifang Liu, and Jinlong Shu

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On oriented graphs with minimal skew energy
Shi-Cai Gong, Xueliang Li, and Guanghui Xu

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A note on the convexity of the indefinite joint numerical range
Hiroshi Nakazato, Natalia Bebiano, and Joao da Providencia

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Commuting maps on rank-k matrices
Xiao-Wei Xu and Xiaofei Yi

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The combinatorial inverse eigenvalue problem II: all cases for small graphs
Wayne Barrett, Curtis G. Nelson, John Henry Sinkovic, and Tianyi Yang

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Exact results for perturbation to total positivity and to total nonsingularity
Miriam Farber, Mitchell Faulk, Charles R. Johnson, and Evan Marzion

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On the Estrada index of cacti
Erfang Shan, Hongzhuan Wang, and Liying Kang

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Positive semidefinite 3 x 3 block matrices
Minghua Lin and Pauline van den Driessche

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On the maximal angle between copositive matrices
Felix Goldberg and Naomi Shaked-Monderer

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Inequalities for relative operator entropies
Pawel Kluza and Marek Niezgoda

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On the fixed-point type Sylvester matrix equations over complete commutative dioids
Benham Hashemi, Mahtab Mirzaei Khalilabadi, and Hanieh Tavakolipour

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Eigenvalue localization for complex matrices
Ibrahim Halil Gumus, Omar Hirzallah, and Fuad Kittaneh

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Minimum Rank of Graphs with Loops
Chassidy Bozeman, AnnaVictoria Ellsworth, Leslie Hogben, Jephian Chin-Hung Lin, Gabi Maurer, Kathleen Nowak, Aaron Rodriguez, and James Strickland

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Ranks and eigenvalues of states with prescribed reduced states
Chi-Kwong Li, Yiu-Tung Poon, and Xuefeng Wang

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On the max-algebraic core of a nonnegative matrix
Peter Butkovic, Hans Schneider, and Sergei Sergeev