WARNING: PROJECTIVE GEOMETRY MAY PUT HOLES IN YOUR BRAIN. YOUR MIND MIGHT LEAK OUT – IF YOU WANT YOUR MIND IN YOUR BRAIN STOP READING NOW.
Okay, here is a geometric exercise that I find very interesting (for some context about WHY it is interesting, look here).
- It is, however, more complicated than the previous one and will likely require you to actually take out a pencil (not a pen, please, and go for mechanical – 0.5mm lead… do it for me), a ruler, and unlined paper.
HARMONIC POINTS – Phase 1
The short setup first, then construction hints, then process, then comments:
- Draw line a.
- Mark point A on line a.
- (more…)