%0 Journal Article %A V. V. Tsukerman %T On Constructing the Theory of Basic Elementary Functions %J Matematičeskoe obrazovanie %D 2009 %P 51-54 %V 50 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MO_2009_50_2_a6/ %G ru %F MO_2009_50_2_a6