TY - JOUR AU - S. V. Shvedenko TI - On Defining the Exponent and Deriving the Euler Formula as well as the Basic Limit Relations JO - Matematičeskoe obrazovanie PY - 2013 SP - 67 EP - 74 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MO_2013_a5/ LA - ru ID - MO_2013_a5 ER -