Vol 19, No 2 (2015)

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Table of Contents

Articles

Derived equivalence classification of generalized multifold extensions of piecewise hereditary algebras of tree type
Hideto Asashiba, Mayumi Kimura
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On inverse subsemigroups of the semigroup of orientation-preserving or orientation-reversing transformations
Paula Catarino, Peter M. Higgins, Inessa Levi
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Projectivity and flatness over the graded ring of normalizing elements
T. Guédénon
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On one-sided interval edge colorings of biregular bipartite graphs
Rafayel Ruben Kamalian
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On the cotypeset of torsion-free abelian groups
Fatemeh Karimi
PDF
Recursive formulas generating power moments of multi-dimensional Kloosterman sums and \(m\)-multiple power moments of Kloosterman sums
Dae San Kim
PDF
On fibers and accessibility of groups acting on trees with inversions
Rasheed Mahmood Saleh Mahmood
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On various parameters of \(\mathbb{Z}_q\)-simplex codes for an even integer \(q\)
P. Chella Pandian, C. Durairajan
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Ultrafilters on \(G\)-spaces
O. V. Petrenko, I. V. Protasov
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On c-normal and hypercentrally embeded subgroups of finite groups
Ning Su, Yanming Wang
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Symmetric modules over their endomorphism rings
Burcu Ungor, Yosum Kurtulmaz, Sait Halicioglu, Abdullah Harmanci
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A commutative Bezout \(PM^{\ast}\) domain is an elementary divisor ring
B. V. Zabavsky, A. Gatalevych
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Towards practical private information retrieval from homomorphic encryption
Dmitry Zhuravlev
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