Journal of Mathematical Inequalities · Volume 10, Issue 4 On approximation in Ba spaces for Jackson-Matsuoka polynomials on the sphere 10-76 Pages 933-946 DOI 10.7153/jmi-10-76 Downloads Short PDF Full PDF PNG Authors Guo Feng Yuan Feng Keywords Jackson-Matsuoka polynomials best approximation Ba spaces modulus of smoothness K-functionals h-spherical harmonics Subject classes 41A25 41A35 41A63