Today's Hard|Forum Post
Today's Hard|Forum Post

Sunday September 06, 2015

Math Shows That Fewer Roads Lead To Less Traffic Congestion

Ever heard of Braess' paradox? Apparently, removing a road in some instances could actually improve traffic.

In 1968, maths thinker Dietrich Braess even proved this: "an extension of a road network by an additional road can cause a redistribution of the flow in such a way that the travel time increases." It's called the Braess paradox, and has implications well beyond roads.