Published: 2023-02-09

Article

Minimal rank weak Drazin inverses: a class of outer inverses with prescribed range

Cang Wu, Jianlong Chen

1-16

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Flat portions on the boundary of the numerical range of a 5 × 5 companion matrix

Swastika Saha Mondal, Sarita Ojha, Riddhick Birbonshi

17-32

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Hypocoercivity and hypocontractivity concepts for linear dynamical systems

Franz Achleitner, Anton Arnold, Volker Mehrmann

33-61

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The Graham-Hoffman-Hosoya-type theorems for the exponential distance matrix

Zhibin Du, Rundan Xing

62-70

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A permanent inequality for positive semidefinite matrices

Vehbi E. Paksoy

71-77

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The maximum spectral radius of graphs with a large core

Xiaocong He, Lihua Feng, Dragan Stevanović

78-89

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The inverse Horn problem

João Filipe Queiró, Ana Paula Santana

90-93

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The Moore-Penrose inverse of the distance matrix of a helm graph

I. Jeyaraman, T. Divyadevi, R. Azhagendran

94-109

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Linear maps that preserve parts of the spectrum on pairs of similar matrices

Constantin Costara

110-116

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Fields of U-invariants of matrix tuples

Aleksandr Panov

117-123

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On low-dimensional partial isometries

Qixiao He, Ilya Spitkovsky, Ibrahim Suleiman

124-135

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Products of skew-involutions

Jesus Paolo Joven, Agnes Paras

136-150

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The matrix inverse Young inequality

Stephen Drury

151-153

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Centered PSD matrices with thin spectrum are M-matrices

Karel Devriendt

154-163

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Adapted AZNN methods for time-varying and static matrix problems

Frank Uhlig

164-180

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Relation between the row left rank of a quaternion unit gain graph and the rank of its underlying graph

Qiannan Zhou, Yong Lu

181-198

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Refinement of von Neumann-type inequalities on product Eaton triples

Marek Niezgoda

199-213

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Expressions and characterizations for the Moore-Penrose inverse of operators and matrices

Patricia Morillas

214-241

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On the numerical range of Kac-Sylvester matrices

Natália Bebiano, Rute Lemos, Graça Soares

242-259

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Multi-alternating sign matrices

Richard Brualdi, Geir Dahl

260-281

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Graph degeneracy and orthogonal vector representations

Lon Mitchell

282-285

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Bounding real tensor optimizations via the numerical range

Nathaniel Johnston, Logan Pipes

286-306

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