
Research Paper 

Rings of continuous functions into the extended straight line. (Russian) Ipate D. M.  pp.37 
Topology of free topological algebras with the Mal'tsev condition and a $k$space. (Russian) Kiriyak L. L.  pp.713 
Noethericity criteria for singular integral equations with linearfractional shift in the space $L^\gamma\sb p$. (Russian) Nyaga V. I.  pp.1418 
Distinguishing the cases of the center and focus for cubic systems with six parameters. (Russian) Danilyuk V. I., Shube A. S.  pp.1821 
Approximate solutions of systems of singular integral equations in the space $L_p$. (Russian) Zolotarevskij V. A.  pp.2226 
The absence of eigenvalues in a perturbed discrete WienerHopf operator. (English) Kozhukhari P. A.  pp.2635 
Use of the embeddability properties of polyhedral sets in the study and solution of some special classes of problems. (Russian) Lozovanu Dmitrii  pp.3540 
Hybrid FourierHankel integral transforms of the Fourier second kind on a rightbounded halfaxis. (Russian) Paskari A. A.  pp.4049 
Calculation of automorphisms and antiautomorphisms of quasigroups. (Russian) Safonova L. V., Shchukin K. K.  pp.4955 
The Levinson center of dispersible dissipative dynamical systems. (Russian) Sulaiman Fakeeh Derar  pp.5559 

Short Communications 

Primal ideals and pretorsions. (Russian) Bunu I. D., Goyan I. M., Tebyrtse E. I.  pp.6061 
Solution of exterior boundary value problems for an operator that the Helmholtz operator. (Russian) Suveika I. V.  pp.6164 
Compatibility of a pair of projectors in a Banach space. (Russian) Felidman I. A.  pp.6465 
Simplicity of a quasigroup and primitivity of its multiplication group. (Russian) Shchukin K. K.  pp.6668 
Conditions for qualitative pictures with centers for a complete quadratic system with $I\sb 9=0, K\sb 1\not\equiv 0$. Calin Iurie  pp.6871 
Conditions for the expressibility of oneplace formulas in the logic of the 8element topoBoolean algebra with one open atom. (Russian) Koban M. A.  pp.7173 
Regular nonnormal partitions of a Lobachevskij space by noncompact polyhedra. (Russian) Balkan V. V.  pp.7476 