维基百科:数学基础(zslcn周生烈编译摘注评) ... 危机 悖论
http://en.wikipedia.org/wiki/Foundations_of_mathematics
This page was last modified on 22 January 2014 at 02:54 ... .6 Rough-and-ready realism 粗线条的现实主义
2.1.7 Philosophical consequences of the Completeness Theorem 完备性定理 ... ;从1827年 莫比乌斯构想重心坐标,到1888年 皮亚诺定义了 ...