平面几何至少应该教它的公理系统，怎么用几个公理推导出各种定理。学那么多年数学不能连数学是啥都不知道吧

来源: STEMkid 于 2025-07-10 16:58:00 [旧帖] [给我悄悄话] 本文已被阅读：次

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