关于Goldfarb方法搜索方向的改进

Improvement on Goldfarb Method's Search Direction

给出了Ｇｏｌｄｆａｒｂ法的一种变形，它能保证搜索方向一定是可行方向；而原Ｇｏｌｄｆａｒｂ法的搜索方向有可能不是可行方向。

The search direction of the original Goldfarb method may be unfeasible.In this paper,a transformation of Goldfarb method is presented which can guarantee the feasibility of the search direction.