16-th summer conference International mathematical Tournament of towns

Belarus, Mir, 01.08.2004-09.08.2004.

Problem 5. Perspective-orthologic triangles and tetrahedrons

A. Zaslavsky (with participation of L. and T. Emelyanov)

Tasks and solutions

2 pages - tasks (given at begining of conference 01.08.2004): 3 pages - solutions: