The issue devoted to the 75th anniversary of the birth of Andrey Roiter

ЗМІСТ

Drozd Yu., Kirichenko V., Krugliak S., Kleiner M., Bondarenko V., Ovsienko S.
Andrei Vladimirovich Roiter. To the 75th anniversary

Asaad M., Piroska Csörgő
Characterization of finite groups with some S-quasinormal subgroups of fixed order

Bondarenko V., Tertychna O.
On 0-semisimplicity of linear hulls of generators for semigroups generated by idempotents

Grunsky I., Mikhaylova I., Sapunov S.
Domination on the vertices of labeled graphs

Horak M., Johnson A., Stonesifer A.
Word length in symmetrized presentations of Thompson’s group F

Kruglyak S.A., Livinsky I.V.
Orthoscalar representations of the partially ordered set (N, 4)

Kysil T., Zabavskiy B., Domsha O.
Reduction of matrices over Bezout domains of stable range 1 with Dubrovin’s condition in which maximal nonprincipal ideals are two-sides

Lichtman A.I.
The first theorem of Andrey Roiter

Piggott A.
The symmetries of McCullough-Miller space

Protasov I.V., Slobodianiuk S.
Prethick subsets in partitions of groups

Ramirez L.E.
Combinatorics of irreducible Gelfand-Tsetlin sl(3)-modules

Ringel C.M., Xiong B.-L.
On radical square zero rings

Santhakumaran A.P., Ullas Chandran S.V.
The detour hull number of a graph

Zhuravlev V., Zhuravlyov D.
Projective resolution of irreducible modules over tiled order