On widths of some classes of functions with values in Hilbert space

S.V. Savela

doi:10.15421/240916

On widths of some classes of functions with values in Hilbert space

S.V. Savela (Oles Honchar Dnipropetrovsk National University)

Abstract

We find the exact weak widths for one class of $$$2\pi$$$-periodic functions with values in Hilbert space, which is determined by moduli of continuity.

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