徐有壬的弦求矢公式研究

Research on Xu Youren's Expansion to vers α With sinα

通过具体史实阐述了徐有壬的弦求矢公式的推导方法,分析了这个公式的推导特点.这种方法是运用初等几何成功解决高等数学问题的典型例子,具有一定的现实意义.

This paper studies the derivation method and features of Xu Youren’the expansion to vers s with sin . And the method is a typical example that the elementary geometry can be successfully used for solving the problems in advanced mathematics, which is of a certain significance.