Volume 21, Issue 1 Sİbel Yasemİn Gölbol Uǧur Deǧer On the speed of approximation in the classes of ψ̅-integrals Downloads Abstract PDF Full article PDF DOI { copied = true; setTimeout(() => copied = false, 2000) })" :aria-label="copied ? 'DOI copied' : 'Copy DOI'" :title="copied ? 'Copied' : 'Copy DOI'" > Find all available articles from these authors Sİbel Yasemİn Gölbol Uǧur Deǧer Find more articles with the same keywords Fourier series Riesz means Woronoi-Nörlund means Kolmogorov-Nikol'skii problem speed of approximation generalized Zygmund sums ψ̅-integrals Find more articles with the same subject classes 41A25 41A60 42A10