%0 Journal Article %A R. Kaufman %T A Kronecker theorem in functional analysis %J Colloquium Mathematicum %D 1973 %P 247-250 %V 28 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-28-2-247-250/ %R 10.4064/cm-28-2-247-250 %G en %F 10_4064_cm_28_2_247_250