VC实现的，多维函数搜索，无约束优化方法， (1)最速下降法　(2)阻尼牛顿法(3)共轭梯度法　(4)鲍维尔法(5)变尺度法(6)单纯形法 -VC implementation, multi-dimensional function of search, unconstrained optimization methods, (1), steepest descent method (2) damped Newton' s method (3) conjugate gradient