Ismagilov Type Theorems for Linear, Gel?fand and Bernstein n-Widths. - Konstantin Yu. Osipenko; O. G. Parfenov (J. Complex., 1995)

Optimal Recovery of Periodic Functions from Fourier Coefficients Given with an Error. - Konstantin Yu. Osipenko (J. Complex., 1996)

Optimal information for approximating periodic analytic functions. - Konstantin Yu. Osipenko; Klaus Wilderotter (Math. Comput., 1997)

On Exact Values of n-Widths in a Hilbert Space. - Georgii G. Magaril-Il'yaev; Konstantin Yu. Osipenko; Vladimir M. Tikhomirov (J. Approx. Theory, 2001)

Indefinite Knowledge about an Object and Accuracy of Its Recovery Methods. - Georgii G. Magaril-Il'yaev; Konstantin Yu. Osipenko; Vladimir M. Tikhomirov (Probl. Inf. Transm., 2003)

Optimal recovery of solutions of the generalized heat equation in the unit ball from inaccurate data. - Konstantin Yu. Osipenko; E. V. Wedenskaya (J. Complex., 2007)

Optimal recovery of operators and multidimensional Carlson type inequalities. - Konstantin Yu. Osipenko (J. Complex., 2016)

Recovery of derivatives for functions defined on the semiaxis. - Konstantin Yu. Osipenko (J. Complex., 2018)

Generalized adaptive versus nonadaptive recovery from noisy information. - Konstantin Yu. Osipenko (J. Complex., 2019)

Recovery of differential operators from a noisy Fourier transform. - Konstantin Yu. Osipenko (CoRR, 2024)

Optimal recovery and generalized Carlson inequality for weights with symmetry properties. - Konstantin Yu. Osipenko (J. Complex., 2024)