%0 Journal Article %A Šmerk, Jiří %T The approximation of functions in the sense of Tchebychev. I %J Archivum mathematicum %D 1975 %P 31-51 %V 11 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1975__11_1_a2/ %G en %F ARM_1975__11_1_a2