ELA Volume 18 (2009)


  1. Esteban Bailo, Josep Gelonch and Sergio Romero-Vivo, An upper bound of the reachability index for a special class of positive 2-D systems, pp. 1-12.

  2. Stephen W. Drury, Operator norms of words formed from positive-definite matrices, pp. 13-20.

  3. Qing-Feng Xiao, Xi-Yan Hu and Lei Zhang, The anti-symmetric ortho-symmetric solutions of the matrix equation ATXA=D, pp. 21-29.

  4. Oscar Rojo and Luis Medina, Spectra of weighted compound graphs of generalized Bethe trees, pp. 30-57.

  5. Mao-Ting Chien and Hiroshi Nakazato, The numerical radius of a weighted shift operator with geometric weights, pp. 58-63.

  6. Bolian Liu, Liu Mu-huo and Zhifu You, Erratum to "A note on the largest eigenvalue of non-regular graphs", pp. 64-68.

  7. Cheng-yi Zhang, Shuanghua Luo, Chengxian Xu and Hongying Jiang, Schur complements of generally diagonally dominant matrices and a criterion for irreducibility of matrices, pp. 69-87.

  8. Fatemeh Khalooei and Abbas Salemi, The Structure of linear preservers of left matrix majorization on RT, pp. 88-97.

  9. Minerva Catral, Dale D. Olesky and Pauline van den Driessche, Block representations of the Drazin inverse of a bipartite matrix, pp. 98-107.

  10. Grigoris I. Kalogeropoulos, Athanasios D. Karageorgos and Athanasios A. Pantelous, An angle metric through the notion of Grassmann representative, pp. 108-116.

  11. Changjiang Bu, Jiemei Zhao and Kuize Zhang, Some results on the group inverse for block matrices over skew fields, pp. 117-125.

  12. Francesco Barioli, Shaun M. Fallat, H. Tracy Hall, Daniel Hershkowitz, Leslie Hogben, Hein van der Holst and Bryan Shader, On the minimum rank of not necessarily symmetric matrices: A preliminary study, pp. 126-145.

  13. Charles R. Johnson and Cris Negron, Totally positive completions for monotonically labeled block clique graphs, pp. 146-161.

  14. In-Jae Kim, Dale D. Olesky, Bryan L. Shader, Pauline van den Driessche, Hein van der Holst and Kevin N. Vander Meulen, Generating potentially nilpotent full sign patterns, pp. 162-175.

  15. Luz Maria DeAlba, Leslie Hogben and Bhaba Kumar Sarma, The Q-matrix completion problem, pp. 176-191.

  16. Hein van der Holst, On the Maximum positive semi-definite nullity and the cycle matroid of graphs, pp. 192-201.

  17. Tuerker Biyikoglu, Marc Hellmuth and Josef Leydold, Largest eigenvalues of the discrete p-Laplacian of trees with degree sequences, pp. 202-210.

  18. Charles R. Johnson, Roberto S. Costas-Santos and Boris Tadchiev, Matrices totally positive relative to a tree, pp. 211-221.

  19. Lajos Molnar, Maps on positive operators preserving Lebesgue decompositions, pp. 222-232.

  20. Ravindra B. Bapat, Arbind K. Lal and Sukanta Pati, The distance matrix of a bidirected tree, pp. 233-245.

  21. Jiri Rohn, Description of all solutions of a linear complementarity problem, pp. 246-252.

  22. Hamid Reza Afshin, Mohammad Ali Mehrjoofard and Abbas Salemi, Polynomial numerical hulls of order 3, pp. 253-263.

  23. Qing-feng Xiao, Xi-yan Hu and Lei Zhang, The symmetric minimal rank solution of the matrix equation AX=B and the optimal approximation, pp. 264-271.

  24. E. Macias-Virgos and M.J. Pereira-Saez, Left eigenvalues of 2x2 symplectic matrices, pp. 274-280.

  25. Ross A. Lippert and Gilbert Strang, The Jordan forms of AB and BA, pp. 281-288.

  26. Qing-Wen Wang, Hua-Sheng Zhang and Guang-Jing Song, A new solvable condition for a pair of generalized Sylvester equations, pp. 289-301.

  27. Lev Glebsky and Luis Manuel Rivera, On low rank perturbations of complex matrices and some discrete metric spaces, pp. 302-316.

  28. Tobias Bruell, Explicit solutions of regular linear discrete-time descriptor systems with constant coefficients, pp. 317-338.

  29. Dale D. Olesky, Michael J. Tsatsomeros and Pauline van den Driessche, Mv-matrices: a generalization of M-matrices based on eventually nonnegative matrices, pp. 339-351.

  30. Rafael Canto, Beatriz Ricarte and Ana M. Urbano, Full rank factorization and the Flanders Theorem, pp. 352-363.

  31. P. Raja and S. M. Vaezpour, On C-commuting graph of matrix algebra, pp. 364-370.

  32. Fernando de Teran, Froilan M. Dopico and D. Steven Mackey, Linearizations of singular matrix polynomials and the recovery of minimal indices, pp. 371-402.

  33. Luz M. DeAlba, Jason Grout, Leslie Hogben, Rana Mikkelson and Kaela Rasmussen, Universally optimal matrices and field independence of the minimum rank of a graph, pp. 403-419.

  34. Andrej Muhic and Bor Plestenjak, On the singular two-parameter eigenvalue problem, pp. 420-437.

  35. Eric A. Carlen and Elliott H. Lieb, Short proofs of theorems of Mirsky and Horn on diagonals and eigenvalues of matrices, pp. 438-441.

  36. Rosario Fernandes, On the inverse eigenvalue problems: the case of superstars, pp. 442-461.

  37. Javier Ccapa and Ricardo L. Soto, On spectra perturbation and elementary divisors of positive matrices, pp. 462-481.

  38. Marko Orel and Bojan Kuzma, Additive rank-one nonincreasing maps on Hermitian matrices over the field GF(22), pp. 482-499.

  39. Jiri Rohn, Forty necessary and sufficient conditions for regularity of interval matrices: A survey, pp. 500-512.

  40. Ernie Stitzinger and Laurie Zack, Realizations of the complex nilpotent Lie algebras with small second derived quotient, pp. 513-515.

  41. Genrich Belitskii, Andrii R. Dmytryshyn, Ruvim Lipyanski, Vladimir V. Sergeichuk and Arkady Tsurkov, Problems of classifying associative or Lie algebras over a field of characteristic not two and finite metabelian groups are wild, pp. 516-529.

  42. Wayne Barrett, Ryan Bowcutt, Mark Cutler, Seth Gibelyou and Kayla Owens, Minimum rank of edge subdivisions of graphs, pp. 530-563.

  43. Ali Reza Moghaddamfar and S.M.H. Pooya, Generalized Pascal triangles and Toeplitz matrices, pp. 564-588.

  44. Jiri Rohn, An algorithm for solving the absolute value equation, pp. 589-599.

  45. Chongguang Cao and Juyan Li, Group inverses for matrices over a Bezout domain, pp. 600-612.

  46. Dragana S. Cvetkovic-Ilic and Yimin Wei, Representations for the Drazin inverse of bounded operators on Banach space, pp. 613-627.

  47. Kevin N. Vander Meulen and Adam Van Tuyl, Zero-nonzero patterns for nilpotent matrices over finite fields, pp. 628-648.

  48. Dragomir Z. Djokovic, Simone Severini and Ferenc Szollosi, Rational orthogonal versus real orthogonal, pp. 649-673.

  49. Yubin Gao, Yanling Shao and Yizheng Fan, Spectrally arbitrary complex sign pattern matrices, pp. 674-692.

  50. Roger A. Horn, Giuseppe Piazza and Tiziano Politi, Explicit polar decomposition of complex matrices, pp. 693-699.

  51. Hubert Pickmann, Juan C. Egana and Ricardo L. Soto, Two inverse eigenproblems for symmetric doubly arrow matrices, pp. 700-718.

  52. Bolian Liu, Yufei Huang and Siyuan Chen, On the characterization of graphs with pendent vertices and given nullity, pp. 719-734.

  53. Bolian Liu, Yufei Huang and Zhifu You, On λ1-extremal non-regular graphs, pp. 735-744.

  54. Janko Bracic, Algebraic reflexivity for semigroups of operators, pp. 745-760.

  55. Dijana Mosic and Dragan S. Djordjevic, Partial isometries and EP elements in rings with involution, pp. 761-772.

  56. Romain Boulet, Disjoint unions of complete graphs characterized by their Laplacian spectrum, pp. 773-783.

  57. Stephen J. Kirkland, Subdominant eigenvalues for stochastic matrices with given column sums, pp. 784-800.

  58. Cheng-Yi Zhang, Shuanghua Luo, Fengmin Xu and Chengxian Xu, The eigenvalue distribution on Schur complement of nonstrictly diagonally dominant matrices and general H-matrices, pp. 801-820.

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