你們真有學問。

來源: 於 2010-04-01 20:59:49 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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