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我是用柯西不等式推导得到点Q到三边的距离比，然后求出相应距离，将边平移求交点来做的。。。

Posted by harry at 2008-12-29 10:22:08 on Problem 3711 and last updated at 2008-12-29 10:22:27
In Reply To:求的是三角形的内切圆圆心的坐标吗？ Posted by:chen881129 at 2008-12-28 22:36:36

不知道如何等角共轭点 5555555

Followed by:

Re:我是用柯西不等式推导得到点Q到三边的距离比，然后求出相应距离，将边平移求交点来做的。。。 (33) 07061426 2008-12-29 10:46:11
赞，用柯西不等式推导很方便啊 (2) Lapro 2008-12-29 12:38:36
我的做法是先求偏导算得到三边的距离，然后利用叉积和面积的关系解出坐标 (22) fuch 2008-12-29 19:32:40

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