1． 编制应用Broyden方法求解非线性方程组 的解的计算程序。并求非线性方程组-1. Application Broyden preparation method for solving nonlinear equations of Solutions program. And for nonlinear equations

一个有限内存Broyden-Fletcher-Goldfarb-Shanno函数半二次优化工具，可以用来进行求解函数最优值。-libLBFGS is a C port of the implementation of Limited-memory Broyden-Fletcher-Goldfarb-Shanno (L-BFGS) method, which can be used to solve the optimization