Exact values of the best $(, )$-approximations of classes of convolutions with kernels that do not increase the number of sign changes

by N. V. Parfinovych
Published 2017

Kolmogorov inequalities for the norms of the Riesz derivatives of functions of many variables

by N. V. Parfinovych
Published 2017

Mathematics — a love for life (to the 80th anniversary of the Corresponding Member of the NAS of Ukraine V.P. Motorny)

by A. M. Samoilenko, A. S. Romaniuk, N. V. Parfinovych
Published 2020

Optimal recovery of elements of a Hilbert space and their scalar products by Fourier coefficients known with error

by V. F. Babenko, M. S. Hunko, N. V. Parfinovych
Published 2020

Estimates for deviation of integral operators in semilinear metric spaces and their applications

by V. F. Babenko, V. V. Babenko, O. V. Kovalenko, N. V. Parfinovych
Published 2022

Mykola Pavlovych Korneichuk (on his 100th birthday)

by A. M. Samoilenko, I. O. Lukovskyi, V. L. Makarov, V. P. Motornyi, V. F. Babenko, S. B. Vakarchuk, V. O. Kofanov, N. V. Parfinovych, A. S. Romaniuk, V. S. Romaniuk
Published 2020

Vitalii Pavlovych Motornyi (on his 80th birthday)

by A. M. Samoy̆lenko, V. F. Babenko, S. B. Vakarchuk, V. L. Velykin, O. V. Davydov, V. O. Kofanov, N. V. Parfinovych, A. M. Pasko, A. S. Romaniuk, V. S. Romaniuk
Published 2020

Motornyi Vitalii Pavlovych (on his 75th birthday)

by A. M. Samoilenko, V. F. Babenko, S. B. Vakarchuk, V. L. Velykin, O. V. Davydov, V. O. Kofanov, N. V. Parfinovych, A. M. Pasko, A. S. Romaniuk, V. I. Ruban
Published 2015