Application of Mathematics to Traffic Flow

As the development of automobile industry, more and more people have their own cars. Recent years, the cars price are getting cheaper all the time as the automobile companies produce more and more vehicles with advanced automobile industry. People can get a car as a lower price than past. For this reason, the number of people who own cars is on the rise. Some people have bought cars of their own, and others are planning to buy cars. By the website of the department of transportation of United States, there are approximately 240 million automobile in United State and the number continues to grow. The number of vehicle is meant that there is eight persons in ten having their own cars. Cars are bringing more convenience to human being. However, there are more trouble cause the increasing number of vehicles. If you are living large cities, such as New York or Los Angeles, you would face to huge traffic flow and traffic jam. Therefore, how to control the traffic flow, reduce traffic congestion is a popular topic on the modern society.