LINDO用于求解线性规划和二次规划问题，LINGO除了具有LINDO的全部功能外，还可以用于求解非线性规划问题，也可以用于一些线性和非线性方程(组)的求解，等等。-LINDO for solving linear programming and quadratic programming problems, LINDO LINGO addition to the full functionality, but also can be used for nonlinear programming