Tree structures, the last mile problem, and the inevitability of hierarchy

See the image below. Imagine you start at the dot. Your job is to construct roads, in such a way to minimize the time spent traveling. It needs to be possible, starting at the dot, to arrive anywhere at the line. Here is the challenge: how do you construct the roads? If cost is not … Continue reading Tree structures, the last mile problem, and the inevitability of hierarchy