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Efficient networks take work: Traffic management and Braess’ paradox

posted Jan 16, 2018, 2:44 PM by Chris McCahill

Not all roads are created equal. In fact, adding certain roads to a system can actually slow down traffic under the right circumstances. This is a fairly well known phenomenon called Braess’ paradox, named after the German mathematician who first wrote about it in 1968. Fortunately, researchers have studied this occurrence extensively and developed methods for knowing when it can happen and how to prevent it.