Ievgen Yu. Ovsii
Candidate of Science (Ph.D., Institute of Mathematics, Kiev, 2009)
Research fellow
List of main publications

Ie.Yu. Ovsii,
Approximation of classes of continuous periodic functions
by generalized sums,
Zb. Pr. Inst. Mat. NAN Ukr., 4:1 (2007),
212–246, (in Ukrainian).

A.S. Serdyuk and Ie.Yu. Ovsii,
Approximation on classes of entire functions by de la Vallee Poussin sums,
Zb. Pr. Inst. Mat. NAN Ukr., 5:1 (2008),
334–351, (in Ukrainian).

A.S. Serdyuk and Ie.Yu. Ovsii,
Approximation of classes
by generalized Zygmund sums,
Ukr. Math. J., 61:4 (2009), 524–537.

Ie.Yu. Ovsii,
Approximation of classes
by generalized trigonometric polynomials, Institute of Mathematics of NASU, Preprint,
2 (2009), 104 pages, (in Ukrainian).

A Serdyuk and I. Ovsii,
On the best approximation of certain classes of periodic
functions by trigonometric polynomials,
Azerbaijan Journal of Mathematics, 1:1 (2011), 129–144.
