%0 Journal Article %A A. I. Schetnikov %T Problem of Tangent Straight Line and Circumference as a Crucial Point of Development of the Ancient Greece Geometry in V – IV Ages B.C. %J Matematičeskoe obrazovanie %D 2006 %P 38-56 %N 1 %U http://geodesic.mathdoc.fr/item/MO_2006_1_a2/ %G ru %F MO_2006_1_a2