回复：其难处在於一个积分. 见内

来源: jinjing 于 2005-01-13 11:32:47 [] [旧帖] [给我悄悄话] 本文已被阅读： 0 次 (259 bytes)
回答: 各位大侠请看,问题超难. 由 teampro 于 2005-01-12 17:27:31
I think you think about that is better.Every triangle we can construct a lot of mini triangles in side let the average near to 0.I think the question should be that Three points get in a square random how about the expectation(average)of area of the triangle.

所有跟帖： 

• 请看: 概率方法 -润润- ♂ 给 润润 发送悄悄话 (270 bytes) () 01/13/2005 postreply 14:42:34

请您先登陆，再发跟帖！

发现Adblock插件

如要继续浏览
请支持本站 请务必在本站关闭/移除任何Adblock

关闭Adblock后 请点击

请参考如何关闭Adblock/Adblock plus

安装Adblock plus用户请点击浏览器图标
选择“Disable on www.wenxuecity.com”

安装Adblock用户请点击图标
选择“don't run on pages on this domain”