Vol. 77 No. 7 (2025)

Published: 21.03.2026

Anniversaries

Leonid Pavlovych Nyzhnyk (on his 90th birthday)

495–500
- PDF (Ukrainian)

Research articles

Optimal recovery of mappings, optimal information operators, and extremal subspaces

V. Babenko, Yu. Babenko, N. Parfinovych

455–460
- Requires Subscription PDF (Ukrainian)
A survey of the theory of operator polynomial interpolation

V. Makarov, O. Kashpur

461–488
- Requires Subscription PDF (Ukrainian)
Bridges between the 3-dimensional elementary almost contact metric structures

Gherici Beldjilali

489
- Requires Subscription URL
Linearly invariant families and harmonic Bloch mappings on hyperbolic domain

Bappaditya Bhowmik, Sambhunath Sen

490–491
- Requires Subscription URL
Generating models of anisotropic compact stars

Ankita Jangid, Dr. Bharat Ratanpal, K. K. Venkataratnam

492
- Requires Subscription URL
Coefficient inequalities for a subclass of bounded turning functions associated with a domain bounded by an epicycloid

E. K. Nithiyanandham, B. Sruthakeerthi

493–494
- Requires Subscription URL