你们真有学问。

来源: 于 2010-04-01 20:59:49 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

你不说我都不知道Pythagorean theorem is 勾股定理。
数学原理 could not be both consistent and complete? how can you know so much about the unknown world? :)