Geodesic

Sommaire du Fascicule no. 2

An Orthocenter of a Triangle and Cubic Curves
p. 2-21
Theorem on a Quadrangle
p. 22-28
On Periodicity of Sums of Periodic Functions
p. 29-33
Calculus for 15 Years Aged Students
p. 34-72
100-th Anniversary of Moscow Conference on Secondary School
p. 73-88