Volume 7, Issue 1 Guo Feng Yuan Feng Direct and inverse strong-type inequalities for Jackson-Matsuoka polynomials on the sphere 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 Guo Feng Yuan Feng Find more articles with the same keywords Jackson-Matsuoka polynomials Best approximation modulus of smoothness K-functionals spherical means Find more articles with the same subject classes 41A25 41A35 41A63