Vol. 73 No. 6 (2021)

Research articles

• Widths of functional classes defined by majorants of generalized moduli of smoothness in the spaces ${\mathcal S}^{p}$

  F. Abdullayev, Anatolii Serdyuk, A. Shidlich

  723 - 737

  • pdf (Ukrainian)

• Convergence of SP-iteration for generalized nonexpansive mapping in Banach spaces

  J. Ali, I. Uddin

  738 - 748

  • pdf

• Integral operators preserving subordination and superordination for multivalent functions

  M. K. Aouf , T. Bulboacă, T. Seoudy

  749 - 762

  • pdf

• A study of a more general class of nonlocal integro-multipoint boundary-value problems of fractional integro-differential inclusions

  B. Ahmad, S. K. Ntouyas, A. Alsaedi

  763 - 799

  • pdf

• Rejection lemma and almost split sequences

  Yu. A. Drozd

  780 - 798

  • pdf (Ukrainian)

• On series of orthogonal polynomials and systems of classical type polynomials

  S. M. Zagorodnyuk

  799 - 810

  • pdf (Ukrainian)

• On Leibniz algebras whose subalgebras are either ideals or self-idealizing

  L. A. Kurdachenko, O. O. Pypka, I. Ya. Subbotin

  811 - 826

  • pdf (Ukrainian)

• A new approach to the construction of generalized classical polynomials

  V. L. Makarov

  827 - 838

  • pdf (Ukrainian)

• An eigenvalue of anisotropic discrete problem with three variable exponents

  M. Ousbika, Z. El Allali

  839 - 848

  • pdf

• Asymptotic integration of singularly perturbed differential-algebraic equations with turning points. II

  A. M. Samoilenko , P. F. Samusenko

  849 - 864

  • pdf (Ukrainian)