Geometric Kaleidoscope
Instructor: Anna FeliksonSpring 2026: The notes (hand-written notes in Russian):
- 1.
Resources:
- 1: Numerology of 2026 (and constructibility with ruler and compass):
- Find the factors blog by Iva Sallay
- How to Trisect an Angle with Origami - Numberphile video with Zsuzsanna Dancso
- Angle trisection using origami, article by David Richeson (construction with the proof)
Standard Geometry Textbook:
- Geometry textbook by O. V. Pogorelov: in Ukrainian and in Russian.