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ELA Volume 23 (2012)

Articles

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Sign patterns that allow strong eventual nonnegativity
M. Catral, C. Erickson, L. Hogben, D. D. Olesky, and P. van den Driessche

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Minimum rank of powers of trees
Luz M. DeAlba, Jason Grout, In-Jae Kim, Steve Kirkland, Judith J. McDonald, and Amy Yielding

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Bounds of spectral radii of K_{2,3}-minor free graphs
Guanglong Yu, Jinlong Shu, and Yuan Hong

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PostLie algebra structures on the Lie Algebra SL(2,Ca)
Yu Pan, Qing Liu, Chengming Bai, and Li Guo

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On maximal distances in a commuting graph
Gregor Dolinar, Bojan Kuzma, and Polona Oblak

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Bicyclic digraphs with extremal skew energy
Xiaoling Shen, Yoaping Hou, and Chongyan Zhang

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Notes on graphs with least eigenvalue at least -2
Jianfeng Wang, Yufa Shen, and Qiongxiang Huang

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An extension of the class of matrices arising in the numerical solutions of PDEs
Cheng-Yi Zhang, Shuanghua Luo, Jicheng Li, and Fengmin Xu

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Spectral properties for a new composiiton of a matrix and a complex representation
Zhiping Lin, Yongzhi Liu, Giuseppe Molteni, and Dongye Zhang

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On the spectral radii of graphs without given cycles
Wanlian Yuan, Bing Wang, and Mingqing Zhai

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A note on power bounded matrices
R. E. Hartwig and P. Patricio

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GUT-majorization and its linear preservers
Ali Armandnejad and Asma Ilkhanizadeh Manesh

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Interest zone matrix approximation
Gil Shabat and Amir Averbuch

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Allow problems concerning spectral properties of patterns
Michael S. Cavers and Shaun M. Fallat

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A new parallel polynomial division by a separable polynomial via hermite interpolation with applications, pp. 770-781.
Aristides I. Kechriniotis; Konstantinos K. Delibasis,; Christos Tsonos; and Nicholas Petropoulos

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Maxima of the Q-index: abstract graph properties
Nair M.M. de Abreu and Vladimir Nikiforov

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A note on block representations of the group inverse of Laplacian matrices
Changjiang Bu, Lizhu Sun, Jiang Zhou, and Yimin Wei

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Zero forcing number, maximum nullity, and path cover number of subdivided graphs
Minerva Catral, Anna Cepek, Leslie Hogben, My Huynh, Kirill Lazebnik, Travis Peters, and Michael Young

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Eventual properties of matrices
Leslie Hogben and Ulrica Wilson

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Scaling properties of paths on graphs
Roderick Edwards, Eric Foxall, and Theodore J. Perkins