中文说明：资源描述lingo软件是数学建模中常用的工具，利用此软件可以解决很多难算的线性规划问题，在数学建模中利用拟合是常用的算法，具有广泛应用。
English Description：
Application backgroundLingo software is commonly used in mathematical modeling. It can solve many problems of linear programming. The use of fitting is a common method in mathematical modeling, which is widely used.