Vol. 77 No. 6 (2025)

Research articles

• Generalized Vandermonde operator and bounded solutions of differential equations

  M. Horodnii

  375–385

  • Requires Subscription PDF (Ukrainian)

• On the asymptotic behavior of the diameter of the image of a ball at infinity

  B. Klishchuk, R. Salimov, M. Stefanchuk

  386–404

  • Requires Subscription PDF (Ukrainian)

• Mather sets of a cascade generated by the FTRL algorithm of a two-agent zero-sum game with mixed strategies

  V. Kolner, I. Parasyuk

  405–425

  • Requires Subscription PDF (Ukrainian)

• On convergence of a sequence of mappings with inverse modulus inequality to a discrete mapping

  E. Sevost’yanov, V. Targonskii

  426–440

  • Requires Subscription PDF (Ukrainian)

• On the Cesàro operator in the Hardy space in the upper half plane

  Valentin V. Andreev, Miron B. Bekker, Joseph A. Cima

  441–442

  • Requires Subscription URL

• Hermitian–Toeplitz and Hankel determinants for Sakaguchi-type functions defined by a rational function

  Mucahit Buyankara, Murat Çağlar

  443–444

  • Requires Subscription URL

• Norm estimation for pre-Schwarzian and Schwarzian derivatives of some univalent functions

  Xiaobin Wu, Wanghao Zhu

  445–446

  • Requires Subscription URL

• Reflexive properties of rings determined by idempotents

  Liang Zhao, Xiaojie Li

  447–448

  • Requires Subscription URL

• On applications of the extended Jack's lemma

  S. Sivaprasad Kumar, Pooja Yadav

  449–450

  • Requires Subscription URL

• A new form of the reciprocal relation for generalized Dedekind sums

  Shiyuan Luo, Zhefeng Xu

  451–452

  • Requires Subscription URL