Volume 15, Issue 1 Shaoyong He Approximation properties of combination of multivariate averages on Triebel-Lizorkin spaces 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 Shaoyong He Find more articles with the same keywords K-functional Triebel-Lizorkin space multivariate average Find more articles with the same subject classes 41A17 42B35