Did a group of mathematicians just sit around drawing lines before stumbling upon how some combination of the intersections could be used for multiplication?
I had to try this, and I am just sitting here awestruck. This is brilliant.
This is as mind-blowing as Misha’s shoe-tying lesson.
I will never understand how or why people come up with this stuff.
My choir teacher showed us this one day- “Communist Math” as we called it, as it’s used in China as well.