Posts in category #demo
When you can’t say it with words, say it with a moving image. That’s bound to impress people. Posts in this category include some kind of interactive demonstration to mindlessly play with while you should be doing something else.
A recent video by 3Blue1Brown (previously seen generating Pi from bouncing blocks) introduced me to an interesting problem from the 2011 International Mathematical Olympiad. The problem (described below) describes a windmill process where a line rotates through a cloud of points, switching pivots whenever it hits a new point.Read more