%0 Journal Article %A Carsten Elsner %T On the approximation of real continuous functions by series of solutions of a single system of partial differential equations %J Colloquium Mathematicum %D 2006 %P 57-84 %V 104 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm104-1-4/ %R 10.4064/cm104-1-4 %G en %F 10_4064_cm104_1_4