工程优化和数值计算中常用的优化程序，包括 lp,nlp,linesearch,lagrange,dfp等-engineering optimization and numerical calculation of the optimal common procedures, including lp, NLP, linesearch, Hangzhou, Moscow, etc.

数学最优问题中，拉格朗日乘数法（以数学家约瑟夫·路易斯·拉格朗日命名）是一种寻找变量受一个或多个条件所限制的多元函数的极值的方法。(In the mathematical optimization problem, the Lagrange multiplier method (named by the mathematician Joseph Luis Lagrange) is a method of finding the extremum of a multivariate functio