%0 Journal Article %A Saksman, Eero %A Gibert, Odí Soler i %T Approximation in the Zygmund and Hölder classes on $\mathbb {R}^n$ %J Canadian journal of mathematics %D 2022 %P 1745-1770 %V 74 %N 6 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008414X21000523/ %R 10.4153/S0008414X21000523 %F 10_4153_S0008414X21000523