Vol 4, No 1 (2005)

This is a special issue of the journal devoted to the jubilee of the outstanding Ukrainian mathematician, one of the founder of our journal Professor Yuriy Drozd.

Table of Contents

Articles

To the jubilee of Professor Yuriy Drozd
The Friends
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On representation type of a pair of posets with involution
Vitalij M. Bondarenko
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Gorenstein matrices
M. A. Dokuchaev, V. V. Kirichenko, A. V. Zelensky, V. N. Zhuravlev
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Realizations of affine Lie algebras
Vyacheslav Futorny
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Miniversal deformations of chains of linear mappings
T. N. Gaiduk, V. V. Sergeichuk, N. A. Zharko
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A decomposition theorem for semiprime rings
Marina Khibina
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Color-detectors of hypergraphs
I. V. Protasov, O. I. Protasova
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Abnormal subgroups and Carter subgroups in some infinite groups
L. A. Kurdachenko, I. Ya. Subbotin
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\(\mathcal{H-}\),\(\mathcal{R-}\)and \(\mathcal{L-}\)cross-sections of the infinite symmetric inverse semigroup \(IS_X\)
Vasyl Pyekhtyeryev
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On the mean square of the Epstein zeta-function
O. V. Savastru, P. D. Varbanets
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Wreath product of Lie algebras and Lie algebras associated with Sylow p-subgroups of finite symmetric groups
Vitaly I. Sushchansky, Nataliya V. Netreba
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Maximality of affine group, and hidden graph cryptosystems
A. A. Ustimenko
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Diagonalizability theorems for matrices over rings with finite stable range
Bogdan Zabavsky
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