N.V. Parfinovych

• Carpathian Mathematical Publications Vol. 13 No. 3 (2021) - Scientific articles
  Non-symmetric approximations of functional classes by splines on the real line
  Abstract  Article  References
• Carpathian Mathematical Publications Vol. 14 No. 2 (2022) - Scientific articles
  The best approximation of closed operators by bounded operators in Hilbert spaces
  Abstract  Article  References