# 布罗卡点

## 定义

${\displaystyle \cot \omega =\cot \alpha +\cot \beta +\cot \gamma .\,}$

## 参考文献

• Ross Honsberger, "The Brocard Points," Chapter 10 in Episodes in Nineteenth and Twentieth Century Euclidean Geometry, The Mathematical Association of America, Washington, D.C., 1995.