Equivalence of K-functionals and moduli of smoothness generated by the Beltrami-Laplace operator on the spaces $$S^{(p,q)}(\sigma ^{m-1})$$

Auteur

Salah El Ouadih, Radouan Daher, Othman Tyr, Faouaz Saadi

Revue

Rendiconti del Circolo Matematico di Palermo Series 2

Année

2022