黄金分割法也叫0.618法，它是一种基于区间收缩的极小点搜索算法，既然极小点包含于搜索区间内，那么可以不断地缩小搜索区间，就可以使搜索区间的端点逼近到极小点-Also known as the Golden Section 0.618 method, which is based on interval contracted minimum point search algorithm, since the minimum point included in the search range,